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.