Sophia J. Lamp is a fifth-year graduate student in the Quantitative Research Methods Ph.D. program at Arizona State University. She received her B.S. in Psychological Science from the University of Mary Washington and her M.A. in Psychology from Arizona State University. Her research interests include predictive modeling, mediation analysis, selection bias, sample size planning, prevention and intervention study designs, and causal inference. She has published on a range of topics both theoretical and substantive, with her primary research focus outside of the “quantitative world” being mental health, cognitive development, and how social factors impact both.