Sandra joined The Ethel Walker School in the fall of 2006 and, since then, has taught many courses in the science department, including Chemistry, Honors Chemistry, Biology, Honors Biology, Physics 9, Honors Physics 9, Physics 11-12, and Human Biology (Middle School). In addition, she served as the Junior Project Coordinator for over 15 years. Sandra earned her master’s degree in Chemistry from Syracuse University and spent the early part of her career working in the pharmaceutical industry. Sandra was a research assistant in Discovery at Pfizer, then a research scientist in Process Development at Bristol-Myers Squibb for 11 years before transitioning to teaching. 

Sandra is currently co-teaching a new course, Research in Molecular Genetics (Stan-X class) and has developed and maintained a research fly lab on campus.