Mary received a B.A. in Chemistry from College of St. Thomas and a Ph.D. in Physical Chemistry from Iowa State University.  Following a postdoc in Analytical Chemistry at Iowa State, Mary began teaching at St. Olaf College in 1992.  She has taught a variety of classes in the chemistry curriculum, most frequently the first-year courses and Analytical Chemistry.  Mary served as chemistry department chair for many years and as Associate Dean for the Natural Sciences and Mathematics from 2014-2020.  She is currently the Edolph A. Larson and Truman E. Anderson, Sr. Professor of Chemistry.  Outside of her work at St. Olaf, Mary enjoys spending time with family (especially her granddaughter Lauren), weight lifting, baking, and all different kinds of crafting (knitting, crocheting, sewing, scrapbooking, etc.).