Tamara Marder serves as an associate professor for the applied behavior analysis, autism, and severe disabilities programs.

A licensed psychologist and a board certified behavior analyst (BCBA-D), she has worked in the field of applied behavior analysis since 1994 and has extensive experience working with children with developmental disabilities and families in a variety of settings, including, schools, homes and hospitals. Her research interests include improving learning outcomes for students with developmental disabilities and autism through effective training and preparation of educators and professionals who provide educational services. This includes training educators on implementing evidence-based practices (EBPs) with fidelity, and preparing special educators in the field of applied behavior analysis (ABA). In 2015, she received the Excellence in Teaching Award from the Johns Hopkins University Alumni Association.