Mardelle is a professor in the Department of Human Centered Design, a member of the graduate faculty in the Department of Architecture and the executive director of the Institute for Healthy Futures at Cornell University. A fellow in the AIA and ACHA, she has LEED AP, WELL AP and EDAC credentials. Dr. Shepley has authored/co-authored six books, the most recent of which is Design for Mental and Behavioral Health. She has worked full and part-time in professional practice for 25 years.