Dr. Weiss holds a Ph.D. in Measurement, Statistics and Evaluation, from the University of Maryland, College Park. She also holds an M.A. in Assessment, Measurement, and Statistics and a B.S. in Psychology from James Madison University. Her research interests involve methodological issues in latent variable modeling with a specific focus on structural equation modeling (SEM), data-model fit, scale development, and investigating methods of testing for interaction effects and non-linear relations.