Michelle Cosby serves as the Assistant Dean of Legal Information Services and Professor of Practice. In this role, she leads the W&L Law Library in the support of research for law faculty and students. She also oversees the daily operations including strategic directions, personnel, budget, and administrative activities for the library. Prior to joining Washington and Lee in June 2022, Professor Cosby was the Director of the Law Library at Temple University, and Associate Director of the Law Library at the University of Tennessee.

Ms. Cosby also served as president of the American Association of Law Libraries (AALL) from July 2019-July 2020, and is a Fastcase 50 Honoree.

Professor Cosby received her B.A. in Sociology from Butler University and earned a dual Juris Doctorate (JD) and Master of Library Sciences (MLS) from Indiana University-Bloomington. She is an admitted member of the Indiana Bar.