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Associate Professor
Theresa Westbay

Ph.D., University of Rochester
M.S., University of Rochester
B.A., St. John Fisher College

Dr. Theresa Westbay has been with the College since 1994, when she joined the Department of Biology as a visiting assistant professor. She became an assistant professor in 1996, was promoted to associate professor in 2001, and served as the chair of biology from 2006 to 2011.

Her professional activities at the College include co-chairing the 2006 Middle States Decennial Evaluation and 2011 Periodic Reviews, her role as health professions advisor from 2001 to 2004, curricular development, programmatic assessment, faculty professional development programming, and service on a variety of school and college-wide committees. She is a founding member of the Science and Technology Alumni Affinity Group and Steering Committee. In 2013, Westbay was the recipient of a faculty fellowship from the Community Center for Teaching Excellence and was recognized by the Student Government Association as the Faculty Member of the Year in 2011.

Westbay is an alumna of the College, graduating summa cum laude in 1986 with a Bachelor of Arts degree in biology and minors in English and chemistry. She went on to complete her Master of Science and doctoral degrees in microbiology and immunology at the University of Rochester School of Medicine and Dentistry in 1990 and 1994, respectively.

Off campus, Westbay is the chair of the Academic and Student Affairs Committee of the Board of Trustees of Our Lady of Mercy School for Young Women. She has also been a scientist/educator for the American Chemical Society Adopt-a-School Program and Allen Creek Elementary School.


  • Erklenz-Watts, M., Westbay, T.D., and Lynd-Balta, E. An Alternative Professional Development Program: Lessons Learned. College Teaching 54(3): 275-280, 2006.
  • Lynd-Balta, E., Erklenz-Watts, M., Freeman, C., and Westbay, T.D. Linking Pedagogical Theory to Practice in College Science. Journal of College Science Teaching XXXV(4), January-February: 18-24, 2006.
  • Lynd-Balta, E., Erklenz-Watts, M., and Westbay, T.D. Faculty learning circle on student engagement: A multi-disciplinary and sustained approach. In Presenting the Scholars of Teaching. Twenty-second Annual Lilly Conference on Excellence in Undergraduate Teaching. Miami University. Oxford, Ohio. p. 62, 2002
  • Westbay, T.D. Primary/higher ed collaborations that foster interest in science. In Abstracts Rochester Academy of Science 27th Annual Scientific Paper Session. Roberts Wesleyan College, Rochester, New York. p. 27. 2000.
  • Westbay, T.D. Leadership opportunities: Ensuring the success of all students. In Project Kaleidoscope A Collection of Statements (2000-2001) Faculty for the 21st Century. © Project Kaleidoscope. p. 148. 2000.
  • Westbay, T.D, Dascher, C.D., Zauderer, M., & Bavoil, P.M. Deviation of immune response to Chlamydia psittaci outer membrane protein in lipoopolysaccharide-hyporesponsive mice. Infection and Immunity, 63:1391-1393. 1995.
  • Westbay, T.D, Dascher, C.D., Hsia, R. C., Bavoil, P.M. & Zauderer, M., Dissociation of immune determinants of outer membrane proteins of Chlamydia psittaci strain guinea pig inclusion conjunctivitis. Infection and Immunity, 62:5614-5623. 1994.
  • Westbay, T.D, Dascher, C.D., Bavoil, P.M. & Zauderer, M., The antibody response to the major outer membrane protein of Chlamydia psittaci strain GPIC is H-2-linked. In Chlamydia Infections: The Proceedings of the Eighth International Symposium on Human Chlamydia Infections. Orfila, et al. (eds.). Societa Editrice, Esculapio, Bologna. pp. 107-110. 1994.
  • Westbay, T.D, Dascher, C.D., Zauderer, M., & Bavoil, P.M. TH1 type helper T cell response to Chlamydia psittaci strain GPIC OMP2 predominates in EB-immunized, LPS-hyporesponsive mice. Ibid. pp. 148-151. 1994.