School Leadership

The Ethel Walker School Board of Trustees supports and promotes the School’s mission and ensures that it is appropriate and relevant to the School community.

The Board sets the policies that govern the School and appoints and vests authority in the Head to implement those policies. Trustees advocate for the School and serve as its ambassadors in the community. New trustees are elected by the current board upon the recommendation of the Trusteeship and Governance Committee.

Board of Trustees

Emma Simon ’89

Chair · Managing Director, Marketing, Virtus Investment

Emma Simon ’89

West Hartford, CT

Chair

Emma earned a B.A. from Wellesley College and an M.B.A. from the University of Connecticut. She also completed a fashion design certification from Istituto Marangoni in Milan. She is Managing Director, Marketing for Virtus Investment Partners in Hartford, CT. Emma has been an active member of the Hartford Wellesley Club, including serving as its president, and has volunteered for the Hill-Stead Museum in a number of capacities, including as a member of the Board of Governors. For Walker’s, she has volunteered as a member of the Alumnae Board (President), Auction Committee, Campaign Committee, Campaign Steering Committee, Centennial Honorary Committee, Development Committee, and Marketing Committee. She has also been a leadership solicitor, Reunion Gift Chair, class agent, Advancement Committee solicitor and, most recently, a Reunion Tri-Chair in 2019.

Mary Lou Cobb

Mary Lou Cobb

Vice Chair · Cobb Education Consulting, LLC

Mary Lou Cobb

West Simsbury, CT

Vice Chair

After graduating from Mount Vernon College, Mary Lou earned her Montessori Primary Diploma in 1964 before founding The Cobb School, Montessori, of which she was Head of School for 45 years. She is currently the founder and principal consultant of Cobb Education Consulting, LLC. Mary Lou is a founding board member of The Montessori Administrators Association, the Montessori Training Center of New England and the Montessori Schools of Connecticut. She continues to serve on the boards of The Montessori Training Center of New England. She has also served on SPHERE, a coalition of Connecticut independent schools dedicated to diversity and inclusion, and on the Commission for Membership and Accreditation for the Connecticut Association of Independent Schools. Mary Lou is Vice President of the Whole School Leadership Board and a trained instructor for the Association of Montessori Internationale’s Montessori for the Aging.

Dr. Shelley Marks ’81

Vice Chair · Surgeon, Palo Alto Medical Foundation

Dr. Shelley Marks ’81

San Francisco, CA

Vice Chair

Shelley earned a B.A. in Art History and Neurobiology from Wellesley College and an M.D. from the Chicago Medical School at Rosalind Franklin University. She trained in Surgery at UCSF and Stanford, where she served as Chief Resident and did a fellowship in Advanced Minimally Invasive Surgery at UCSF under Dr. Lawrence Way. She has been a general surgeon for over 20 years, currently with the Palo Alto Medical Foundation and affiliated with Stanford Hospital. Shelley has served as president of the Northern California Chapter of the American College of Surgeons, the San Francisco Surgical Society, as well as the UCSF Naffziger Surgical Society. Shelley’s family legacy at Walker’s includes her mother Virginia Backus Caulkins ’40; two aunts: Barbara Backus Jewett ’31 and Dorothy Backus Lunken ’38; a cousin, Virginia Backus Vanocur ’54 and a godmother, Susan Ford ’63.

Thomas Regan

Thomas Regan P’13

Treasurer · Partner, Brown Rudnick LLP

Thomas Regan P’13

Avon, CT

Treasurer

Tom earned a B.A. from Trinity College, an M.B.A. from Yale University, and a J.D. from the University of Connecticut. As an attorney and partner of Brown Rudnick LLP, he practices in the areas of real estate, energy, land use and administrative law. He also represents national clients on permitting matters throughout the state. Tom has previously served as Senior VP of Economic Development and Governmental Affairs for the Greater New Haven Chamber of Commerce. Tom is a member of the Board of Directors of USA Hockey and serves the USA Hockey Legal Council, and is the former President of the Connecticut Hockey Conference. In 2018 Tom was awarded The Ethel Walker School Medal, the highest honor bestowed upon non-alumnae members of the Walker’s community. His daughter Chelsea is a member of the Class of 2013.

Jean Edwards

Jean Moore Edwards '69

Secretary · Owner, Moore Ranch Vineyards

Jean Moore Edwards '69

Saint Helena, CA

Jean earned a BA in History and an MA in Education from Stanford University. She maintains a strong interest in curriculum development. Jean lives on Moore Ranch, a family vineyard business which she operates and manages with her husband, Robert J. Edwards. Jean began her career in the LA entertainment business, where she produced docudramas for network television. She later became a pastry chef before moving to Napa, where she has lived for nearly 30 years, managing 80 acres of premium grape vineyards. Moore Ranch fruit supplies Cakebread Cellars, Sterling Vineyards and other well-known wineries. Jean attributes her successes to her Walker’s education and has an interest in curriculum development. She remains an active equestrian competing in hunter/jumper shows on the West Coast.

Alexandra Badger Airth ’83

Director, Mars Foundation Board

Alexandra Badger Airth ’83

Newport Beach, CA

Alex earned a B.A. from Duke University and an M.B.A. from the Kellogg Graduate School of Management at Northwestern University. She is currently Director of the Mars Foundation Board, a member of the American Ballet Theater Global Council, a member of the Tulane University Parents Council and co-founder and board member of Pretend City Children’s Museum of Orange County, CA. Alex has held senior level positions at several international advertising agencies including Hill, Holliday and DMB&B. Her previous board service includes Choate Rosemary Hall, Harbor Day School, and the Board of Visitors of Trinity College of Arts & Sciences at Duke University. 

Margot Bogert

Margot Campbell Bogert ’60

Trustee Emerita · Board of Trustees, The Frick Collection and World Scout Committee

Margot Campbell Bogert ’60

Bedford Hills, NY

Trustee Emerita

Margot earned her BA from Sarah Lawrence College. She has been an active member of the Frick Collection’s Board of Trustees for more than a decade, serving as President from 2005 – 2017. From 1998 – 2004, she was Chairman of the Board of Trustees of Sarah Lawrence College, where she had previously launched the institution’s first capital campaign as Director of Development. Margot is one of the first women members of the National Executive Board of Directors of the Boy Scouts of America, formerly Vice Chairman of the World Scout Committee, and a member of the Board of Directors of the World Scout Foundation. In 2004 she founded the World Scout Fund/USA, which supports community projects in underdeveloped nations. She also dedicates time to the Episcopal Charities of the Diocese of New York and the Woodland Foundation in New York City, of which she is President, and has served on the Board of Trustees of the Northern Westchester Hospital Center and the Board of Directors of Fiduciary Trust International.

Elizabeth Rockwell Cesare

Trustee Emerita · Former Head of School, King Low Heyward Thomas School

Elizabeth Rockwell Cesare

Norwalk, CT

Trustee Emerita

Sue earned a B.A. in English from Connecticut College and an M.A. in Comparative Religion from Union Theological Seminary. She was the Head of King & Low-Heywood Thomas School in Stamford, CT for 25 years, during which time she coordinated Low-Heywood’s merger with the Thomas School in 1975 and spearheaded the consolidation of Low-Heywood Thomas with King School in 1988. Sue was also a founding trustee of the Runnemede School in Vermont. She has served on the Board of the New England Association of Schools and Colleges (NEASC) and was a past President of the Connecticut Association of Independent Schools (CAIS). A strong advocate of women’s education, Sue was appointed to the Walker’s Board of Trustees in 1987, and served as President of the Board from 1996 – 2000. In 2015 she was the inaugural recipient of The Ethel Walker Medal, the highest honor bestowed upon non-alumnae members of the Walker’s community. In 2009, Sue won the prestigious CAIS Award, presented to a person who has provided an inspiring example of leadership and commitment to the improvement of education for children in Connecticut. She is the co-author of the book Succeeding at Parenting and Teaching.

Sarah Gates Colley ’75

Trustee Emerita · Retired, Goldman Sachs

Sarah Gates Colley ’75

Hobe Sound, FL

Trustee Emerita

Sarah earned a BA in Economics from Duke University. She began her career at Chemical Bank, and spent the remaining part of her 20-year career at Goldman Sachs in finance and investments. Sarah has served Walker’s and our Board of Trustees in innumerable ways over many years. Most recently, she has served as a member of the Finance, Trusteeship and Advancement committees. Sarah was Campaign Chair for our Centennial Campaign from 2011-2016 and has served on two Head of School search committees. She is a member of The Ethel Walker School Heritage Society, and has established The Sarah Gates Colley ’75 Scholarship Fund and The Gates Family Bowl, which recognizes the highest level of Reunion giving. In 1989, Sarah was awarded the Vander Poel Bowl for distinguished leadership in the Annual Fund, and in 2015 she received the Margot Rose ’80 Distinguished Alumnae Award, The Ethel Walker School’s highest alumnae honor.

Elly Daugherty

Dr. Eleanor Daugherty P’26

Vice President for Student Affairs, Georgetown University

Dr. Eleanor Daugherty P’26

Washington, DC

Elly earned a B.A. from the University of Chicago and an M.Ed. and Ed.D. from Columbia University. She is an advocate for student well-being and equity with 25 years of experience in higher education and is currently Vice President for Student Affairs at Georgetown University. Elly has presented and published on women in leadership, free speech, crisis management, and access to mental health care. Previously, she held leadership positions as Associate VP for Student Affairs and Dean of Students at the University of Connecticut andAssistant Vice President for Student Life and the Associate Dean of the College for Student Life and Alumni Affairs at the University of Chicago, where she was responsible for providing senior leadership and strategic planning for student life initiatives. Elly has also held administrative roles at Columbia University and the University of Michigan. Her academic interests include diversity and inclusion among underrepresented college students and mental health. Elly’s daughter Annie is a member of Walker’s Class of 2026.

Margaret G. Davis P'26

Owner, Sienna Mountain Ranch

Margaret G. Davis P'26

Petaluma, CA

Margaret graduated from the University of Southern California with a BA in Cinema and Television. Over the last 18 years, she has developed and managed a world class equestrian center at Sienna Mountain Ranch in Petaluma, CA. She was previously a trustee at Sonoma Country Day School. Margaret is often to be found at the barn, where she herself rides, as does her daughter Ainsley, a member of Walker’s Class of 2026.

Harriet Blees Dewey ’60, P’86, GP’21

Trustee Emerita · Educator and Philanthropist

Harriet Blees Dewey ’60, P’86, GP’21

Ridgefield, CT

Trustee Emerita

Harriet earned an AAS degree from Bennett Junior College, where she majored in Dance. She is a retired teacher who devoted the majority of her career to teaching elementary school at The Mead School in Connecticut. Harriet and her family remain actively involved in and supportive of their educational institutions and community. Harriet was on the Head of School Search Committee and instrumental in bringing Meera Viswanathan to Walker’s. In 2016, she received the Margot Rose ’80 Distinguished Alumnae Award, The Ethel Walker School’s highest alumnae honor. Harriet is the mother of  Ashley Logan Van Der Klis ’86, grandmother of Lena Van Der Klis ’21, and stepmother-in-law to Ashley Bourne Dewey ’82.

Sarah Gray P'29

VP, Design and Facilities at Apercen Partners LLC · Director, Panel Health Medical

Sarah Gray P'29

Menlo Park, CA

Sarah graduated from the University of San Diego in 2001 with a B.A. in Communications and Economics. She worked in multi-family asset management for 10 years before taking time to raise her children. Sarah returned to the workforce in 2017 as VP of Design for Apercen Partners LLC. She currently oversees Design and Facilities nationwide for the firm. In 2020, Sarah co-founded Panel Health Medical, a concierge Naturopathic Medical practice. Harnessing her personal passion for health, wellness, and maximization of “healthspan,” Sarah leads the clinic in development of best practices ensuring a robust yet seamless patient experience is provided to all. Sarah’s daughter, Jillian, is a member of Walker’s Class of 2029.

Charles Hirschler

Charles Hirschler

Managing Member, CHMBR Partners LLC

Charles Hirschler

Greenwich, CT

Charles earned a B.A. in Economics from Harvard College and an MBA from Columbia University, and participated in Harvard’s Advanced Leadership Initiative in 2021-2022. He is the Managing Member of CHMBR Partners LLC, an early-stage investor, and Associate in Bioengineering at Harvard University’s John A. Paulson School of Engineering and Applied Sciences. Charles has significant business and non-profit board experience domestically and internationally, and a passion for physiology, health, and athletic performance optimization. In the 1970s and 1980s, he developed physiology expertise using the first real-time computers, hardware, and software Olympic athletes use to train and monitor their fitness. This work propelled Charles into investing in and advising information technology, active lifestyle, health-, bio-, and med-tech companies. He is a competitive skier and rower who has developed and tested skiing and rowing equipment, athletic footwear, wearable technology, and training programs. He lives in Cambridge, New York, and Connecticut, and is the husband of Walker’s alumna and former trustee Ruth Streeter ’72.

Toan Huynh '93

Partner, Baylane Capital; Independent Director, Sunlight Financial, Flagstar Bank, and Bankers Financial Group

Toan Huynh '93

New York, NY

Toan earned her Bachelor of Arts and Science from the University of Pennsylvania and a Master’s Certificate in International Relations and Comparative Economics from Kyung Hee University. A former technology founder turned investor, she is also an advisor for early-stage startups, focusing on B2B SaaS, fintech, IT Services, and enterprise technology, with experience in private equity and venture capital funds. She serves as a non-executive director for private and public boards. Toan is currently an Independent Director for both Sunlight Financial and Flagstar Bank, as well as a Partner at Baylane Capital. Toan is an avid advocate for women in technology and finance and an active investor in the North American technology ecosystem.

Sarah Johnson

Sarah Johnson ’78, P’10

Managing Partner, NY Carbon

Sarah Johnson ’78, P’10

Palm Beach, FL

Sarah earned a B.S. in biology from St. Lawrence University and is currently Managing Partner at NY Carbon, the largest Biochar producer in the Hudson Valley. She has over 40 years of work experience in finance and digital entertainment, as well as fundraising and leadership in the nonprofit sector. Sarah was formerly a portfolio manager of the Franklin Income Fund, then Co-CEO and Co-Founder of the New York-based firm Green Hummingbird Entertainment. She has been involved in the film industry as both a producer and an investor, is a member of the Producers Guild of America, and has won both Emmy and Academy Awards for her work. In addition to being President/Founder of The Lozen Foundation, Sarah is Board Chair of White Feather Farm LLC, a nonprofit sustainable farm in the Hudson Valley, and sits on the Boards of Woods Hole Oceanographic Institute, Sustainable Nantucket, Woodstock Film Festival, and is an Emeritus board member at St. Lawrence University. At Walker’s, Sarah has previously been a member of the Board of Trustees, is the parent of a graduate of the Class of 2010, and was awarded the 2007 Margot Rose ’80 Distinguished Alumnae Award.

Cynthia Kirkland Kellogg ’60

Conservationist, Nonprofit Leader, and Philanthropist

Cynthia Kirkland Kellogg ’60

Short Hills, NJ

Cynnie attended Smith College after graduation from Walker’s. She has a long history of supporting farm, forest and coastal land conservation efforts. She currently serves on the boards of Greenwood Garden, a public garden in New Jersey, as well as the Coastal Conservation League and Drayton Hall in South Carolina. Cynnie also served for many years on the board of the New Jersey Conservation Foundation and currently serves on its Advisory Committee. She has been an active member of the Short Hills Garden Club and the Garden Club of America. Cynnie is currently Co-Chair of Walker’s Copper Beech Society.

Barbara Thomas Kennedy '69

Manager, Standard Enterprises, Inc.

Barbara Thomas Kennedy '69

Charlottesville, VA

Barbee earned a bachelor’s degree in French from Duke University with a concentration in languages, and then pursued a career in the computer industry, where she held various positions in IBM mainframe programming, project management, and systems programming for Trust Company of Georgia in Atlanta, and later, Marriott Corporation in Bethesda, Maryland. As she raised her two children, Barbee managed the financial operations of the family LED lighting business based in Charlottesville, Virginia, her home for the past 37 years. She has also been a long-time volunteer for Meals on Wheels. She was a rider at Walker’s and is an enthusiastic supporter of our current riding program.

Letitia McClure Potter ’55, P’85

Trustee Emerita

Letitia McClure Potter ’55, P’85

Greenwich, CT

Trustee Emerita

Tisha earned a B.A. in Art History from Vassar College. After graduating, she worked for the Director of both the Harvard Department of Urban Studies and the Harvard-MIT Joint Center for Urban Studies, and later for the NY State Council on the Arts. An active volunteer, she has been a member of the advisory council of CT American Water Company as well as a board member and Vice President of Hortulus, a GCA garden club. In addition, Tisha has been a board member for the Greenwich Exchange for Women’s Work and the Friends of the Frances Lehman Loeb Art Center at Vassar College. Prior to moving to Connecticut, she was on the advisory council of the Children’s Aid Society in NY. Tisha has also volunteered for Vassar College and been an advisory group member for the College of Arts and Sciences at the University of Vermont. Tisha has been a valuable Walker’s volunteer, having chaired and/or volunteered as a member of many committees over the years including the Advancement Committee, the Centennial Campaign Cabinet, the Head’s Advisory Committee, the Strategic Planning Steering Committee, the Head of School Search Committee, and the EWS Foundation Board.

Katharine O'Brien Rohn ’82

Conservation and Education Nonprofit Leader

Katharine O'Brien Rohn ’82

Darien, CT

Kit earned her B.A. in Environmental Studies and Fine Arts from Dartmouth College and is a full-time volunteer in the areas of education and conservation. In addition to her leadership role at Walker’s, she is a member of the Board of Directors of the National Wildlife Refuge Association, and also serves on the board of Horizons at The Ethel Walker School, the first all-girls Horizons program in the country. Kit was a founding member of Conservation International, a nonprofit environmental organization that focuses on science, policy, and partnership with businesses and communities to accomplish its goal of protecting nature as a source of food, fresh water, livelihoods, and a stable climate. Kit volunteers as a bird bander for the Connecticut Audubon Society and has previously served as President of the Darien Audubon Society and as an educator for the National Audubon Society. She has recently completed training to become an EMT. Prior to serving as Board Chair, Kit chaired the Head of School Search. In 2017, she received the Margot Rose ’80 Distinguished Alumnae Award, The Ethel Walker School’s highest alumnae honor.

Beth Strapp

Beth Strapp P’18, ’21

Senior Vice President, Berkley Healthcare Financial Lines

Beth Strapp P’18, ’21

Granby, CT

Ex Officio, President, Ethel Walker Schools Parents Association

Beth earned her BS in Education from Keene State College, University of New Hampshire. She has worked in the insurance industry for nearly thirty years. She joined W. R. Berkley in August 2016 and now leads the Berkley Healthcare Financial Lines team, formed in 2018. Prior to joining Berkley, Beth was Senior Vice President at Chubb, Ltd, where she served as the Financial Lines Healthcare Product Leader for sixteen years. Beth has also held various healthcare underwriting, product leadership and management positions at Executive Risk, Inc. and Chubb & Son having joined Executive Risk, Inc. in 1995. Beth began her career at the Travelers Insurance Company in 1990 in their managed care division in service and underwriting roles. Her daughter Caroline is a member of the Class of  2018 and her daughter Lizzy is a member of the Class of 2021.

Kelly Lee Tang P'27

Chief Data Scientist, Bendable Labs

Kelly Lee Tang P'27

New York, NY

Kelly graduated from Stanford and has an MBA from Harvard University. She is currently Chief Data Scientist at Bendable Labs, a technology, consulting and research firm which spun out of the Drucker Institute, where she was previously Senior Director of Research. She has expertise in ESG (Environmental, Social, and Governance) investing, sustainability investing, and asset management. Previously, she worked at S&P Global in their indices division, where she designed the S&P/Drucker Institute Corporate Effectiveness Index. She has written for The Wall Street Journal, The Journal of Alternative Investments, and Harvard Law School’s Forum on Corporate Governance and Financial Regulation. Kelly’s daughter, Morgan, is a member of Walker’s Class of 2027.

Jamiah Tappin '00

Director, Health Resources in Action

Jamiah Tappin '00

Boston, MA

Jamiah earned a Bachelor’s degree from Boston University and a Master’s of Social Work from the University of Connecticut. She is currently a Director on both the Health & Racial Equity and Grantmaking teams at Health Resources in Action in Boston. Jamiah works to strengthen neighborhood partnerships across sectors and supports the grantmaking team in facilitating processes and allocation of resources between Boston-based hospitals and community organizations. One of Walker’s first Middle School Students, she went on to lead as President of the Student Body and later as Co-Chair of the Alumnae Board. In 2021, Jamiah received the Margot Rose ’80 Distinguished Alumnae Award, The Ethel Walker School’s highest alumnae honor.

Cynthia T. Vega ’82

Managing Partner, C.T. Vega & Asociados, SRL

Cynthia T. Vega ’82

Santo Domingo, DR

Cynthia earned a B.A. in Psychology from Wellesley College and an MBA with a concentration in International Finance and Business from the University of California-Berkeley. She is Senior Partner at C.T. Vega & Associates, a boutique investment banking firm, as well as a board member at Grupo Popular and Banco Popular Dominicano. Prior to returning to the Dominican Republic, she worked for JP Morgan Chase in New York and was a member of Dominicans on Wall Street. She was also Vice President of the Stock Exchange in the Dominican Republic. She is serving on our Board in the ex-officio capacity as Co-Chair of the Alumnae Board, and currently lives in Santo Domingo, DR. Her mother, her sisters, and multiple cousins also attended Walker’s.

Dr. Meera Viswanathan

Ex Officio · Head of School

Dr. Meera Viswanathan

Simsbury, CT

Meera earned a BA, an MA and a PhD from Stanford University. A lifelong educator and scholar, she joined Walker’s from Brown University, where she was an associate professor of Comparative Literature and East Asian Studies. At Brown, she earned the Barrett Hazeltine Award for Outstanding Teaching, and the John Rowe Workman Medal in the Humanities. Meera has served as a reviewer for the National Endowment for the Humanities, on the review board of the journal, College Literature, and on the board of the Community Preparatory School in Providence, and is a Trustee of the Lawrenceville School. Meera has studied and speaks a number of languages including Japanese, French, German, Latin, Classical Greek, Old English and Old Norse. Meera and her husband, Dr. Eric Widmer, resided at Deerfield Academy during his 12-year tenure as Headmaster. While there, she taught English for a year while on sabbatical from Brown. At the behest of King Abdullah II of Jordan, Meera and Eric co-founded King’s Academy in Madaba, Jordan, the Middle East’s first co-educational preparatory boarding school with financial aid. There, she taught and served as the curriculum’s principal architect and dean of faculty. King Abdullah II personally awarded Meera the King Hussein Medal, Jordan’s highest honor, for her endeavors.

Administration

Dr. Meera Viswanathan

Head of School

Dr. Meera Viswanathan

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B.A., Stanford University
M.A., Stanford University
Ph.D., Stanford University

Meera joined Walker’s from Brown University, where she was an associate professor of Comparative Literature and East Asian Studies. A lifelong educator and scholar, Meera holds her undergraduate degree, her M.A. and a Ph.D. from Stanford University. Meera was born in Madras, India and emigrated at age five to Los Angeles.

At Brown, she earned the Barrett Hazeltine Award for Outstanding Teaching, and the John Rowe Workman Medal in the Humanities. She delivered Brown University’s Convocation Address, has received several National Endowment for the Humanities grants and awards, and has been both a visiting scholar and professor abroad. Meera has served as a reviewer for the National Endowment for the Humanities, on the review board of the journal, College Literature, and on the board of the Community Preparatory School in Providence. She is a Trustee of the Lawrenceville School in New Jersey. She has frequently led seminars locally and nationally about developing curriculum and resources on Asian literature. Meera has studied and speaks a number of languages including Japanese, French, German, Latin, Classical Greek, Old English and Old Norse.

Meera and her husband, Dr. Eric Widmer, resided at Deerfield Academy during his 12-year tenure as Headmaster. While there, she taught English for a year while on sabbatical from Brown. At the behest of King Abdullah II of Jordan, Meera and Eric co-founded King’s Academy in Madaba, Jordan, the Middle East’s first co-educational preparatory boarding school with financial aid. There, she taught and served as the curriculum’s principal architect and dean of faculty. King Abdullah II personally awarded Meera the King Hussein Medal, Jordan’s highest honor, for her endeavors.

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Brett Benzio

Assistant Head of School for Athletics, Co-Curriculars, and Equestrian

Brett Benzio

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B.S., Tulane University
MBA, Lynn University

Brett Benzio hails from sunny South Florida where she was a multi-sport athlete in high school. In her four years at Jensen Beach High School, Brett was a state champion in basketball and volleyball – winning the State Tournament MVP in volleyball and Player of the Year in both basketball and volleyball as a senior. JBHS inducted Brett into their hall of fame in 2013. Brett chose to pursue basketball in college and was a four-year starter at Tulane University. During her time in New Orleans, Brett solidified her impact on the program in the record books and most impressively as the second woman in school history to score at least 1,000 points and pull down at least 1,000 rebounds. After completing her collegiate career, Brett continued playing professionally for MB Slovenka in the Czech Republic and DJK Brose in Germany.

As an athletic professional, Brett has both collegiate and prep school experience. As the director of operations for the Harvard women’s basketball team, Brett was instrumental in managing the program’s travel, events, and day-to-day operations. Brett gained more collegiate experience as an assistant coach for the women’s basketball program at the University of Vermont, where she was the compliance liaison, marketing director, and academic advisor for athletes in the program. With a combined seven years of experience at the New Hampton School and Lawrence Academy, Brett has had the opportunity to familiarize herself with operations within NEPSAC.

Brett holds a BS degree from Tulane University in Management and a MBA from Lynn University in Athletic Administration and Media & Marketing Management.

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Isabel Ceballos P'29

Assistant Head of School for Faculty and Academic Affairs

Isabel Ceballos P'29

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B.A., Central Connecticut State University
M.A., Central Connecticut State University

Isabel Ceballos was born in Medellin, Colombia, and raised in Connecticut. She earned her B.A. and M.A. in Modern Languages with a concentration in Spanish Language, Literature & Culture from Central Connecticut State University. She is currently working on her Ed.D. in Leadership and Learning in Organizations from Peabody College Vanderbilt University. Isabel Ceballos has been a member of Walker’s Language Department since 2013, and is the founding executive director of Horizons at The Ethel Walker School, the first all-girls Horizons program in the country.

Named one of Hartford Business Journal’s Top 40 Under 40 in 2016, and a recipient of The Thelma Ellis Dickerson Community Bridge Builder Award, Isabel is an active member in the community. She serves on the Board of The Aurora Women & Girls Foundation, and is a member of the United Way Community Engagement Committee.

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Elisa Del Valle

Assistant Head of School

Elisa Del Valle

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B.A., Smith College
M.A., University of Massachusetts

Elisa Del Valle is a transformational educator and a deep believer in young people. She was raised in East New York, Brooklyn, and molded by resilient ancestors: strong women who, despite hardship, yielded joy, and her own three children, who remind her each day that she is here to be taught by them. It is from these wisdom guides that she has learned the most about unconditional love, the power of sisterhood, and education.

Elisa’s relationship to work is an embodied practice rooted in her own liberation and the liberation of others. She defines her work not by what she is against, but by what she is for and the world she wants to be part of. She moves in the world as a complex human, modeling vulnerability, radical love, transparency, curiosity, and accountability for the communities she is a part of. Students are her greatest motivator for this work, and they are who keep her spirit light.

At Walker’s Elisa serves as the Assistant Head of School. Before she arrived at Walker’s in 2016, she spent 12 years working in higher education in residential life, student activities, leadership development, and new student orientation at Mount Holyoke College and Wesleyan University. While at Mount Holyoke, Elisa utilized her passion and graduate degree in Social Justice Education to design a more inclusive curriculum for the residential student experience. At Wesleyan, she pursued her passion for systems change work on Michael Roth’s Presidential Task Force for Equity and Inclusion.

Elisa attended an all-girls high school in New York City before attending Smith College in Northampton, MA. As a first-generation college student, she majored in Government and minored in Spanish, traveling to Cuba in her Junior Year. While working full-time at Mount Holyoke College, Elisa also attended graduate school full-time at the University of Massachusetts, Amherst, where she graduated with a Master’s in Social Justice Education.

Elisa is the recipient of the Inaugural Ally Award at Mahogany L. Browne’s Black Girl Magic Ball in New York City and an Edgar Beckham Helping Hand Award recipient from Wesleyan University.

Elisa is currently a trustee for the Connecticut Association of Independent Schools (CAIS).

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Christopher Garrity

Chief Financial and Operations Officer (CFOO)

Christopher Garrity

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Gretchen Orschiedt

Assistant Head of School for Advancement

Gretchen Orschiedt

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B.A., Wells College

Gretchen was appointed Walker’s Assistant Head for Advancement in October 2016. Coming from Trinity College, she served as Director of Development and, more recently, as Director of Principal Gifts and International Development. Prior to Trinity, Gretchen’s career in education includes over a decade of fundraising at Cornell University and over a decade of work in admissions at Cornell University, Ithaca College, and her alma mater, Wells College.

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Pamela Safford '81

Assistant Head of School for Admission and Enrollment

Pamela Safford '81

B.A., Carleton College
M.S., University of Pennsylvania

Pamela holds a B.A. in Sociology and Anthropology from Carleton College and an M.S. from the University of Pennsylvania. Previously, she was the Director of Enrollment Management and Financial Aid at The Country School in New Canaan. Pamela has also been employed as Dean of Admission and Financial Aid at Deerfield Academy; Associate Head for Communications, Enrollment and Planning at Concord Academy; and Director of Admission at Northfield Mount Hermon School. Pamela is a founding trustee and former chair of the board for the Association of Independent School Admission Professionals (AISAP) and she currently serves on the board of the Enrollment Management Association (EMA). Committed to supporting professional development among her peers, Pamela regularly presents at various national conferences including IECA, NAIS, SSATB, and TABS.

Christine Sanni

Chief Strategy Officer and Executive Liaison

Christine Sanni

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B.A., Tufts University
M.A., University of New Hampshire

Christine Sanni is an accomplished communications professional with extensive experience advising leaders, growing effective teams, and developing, executing, and measuring the impact of strategic communications and marketing plans for top universities and nonprofits. Throughout her career, she has prepared university and nonprofit leaders and luminaries alike to engage effectively with the press, donors and prospective donors, alumni, and members of the public.

Early in her career she worked in publishing and successfully booked authors on national media tours. Her placements included the Wall St. Journal, People Magazine, Good Morning America, and National Public Radio (NPR). She leveraged this work to move into higher education and partnered with scholars and practitioners at the Harvard Graduate School of Education, where she mounted a successful partnership with NPR to broadcast “Talk of the Nation” live from campus.

During her tenure at Tufts University, she created, implemented, and completed the university’s first integrated communications and marketing plan to advance the business objectives of the university. This included developing a marketing plan for Tufts’ successful $1.5 billion campaign, as well as enlisting the support of deans for the centralization of recruitment marketing for all graduate programs.

Sanni has held leadership positions at Carthage College, Newman’s Own Foundation, and Trinity College. The client list for her company, Christine Sanni Communications, includes Harvard University, MIT, Beth Israel Lahey Health, Chicago Theological Seminary, Lee Memorial Health Systems, and Northeastern University.

Sanni holds a B.A. summa cum laude and Phi Beta Kappa from Tufts University and a M.A. in English Literature from the University of New Hampshire. She has taught English and Composition at the college level.