Joel R Levin Editor

Thomas R. Kratochwill, PhD, is Sears Roebuck Foundation–Bascom Professor at the University of Wisconsin–Madison, director of the School Psychology Program, and a licensed psychologist in Wisconsin.

He is the author of more than 200 journal articles and book chapters. He has written or edited more than 30 books and has made more than 300 professional presentations.

Joel R. Levin, PhD, is Professor Emeritus of Educational Psychology, University of Wisconsin (UW)–Madison and University of Arizona. He is internationally renowned for his research and writing on educational research methodology and statistical analysis as well as for his career-long program of research on students' learning strategies and study skills, with more than 400 scholarly publications in those domains. Within APA, he is a Fellow of both Division 15 (Educational Psychology) and Division 5 (Evaluation, Measurement and Statistics).