Marvin Berkowitz, Ph. D.

Dr. Berkowitz is a professor at the University of Missouri-Saint Louis, School of Education , and the co-director of the Center for Character and Citizenship. Dr. Berkowitz is the co-editor, with Dr. Sokol, of the Journal for Research on Character Education .

Kyle Matsuba, Ph. D.

Jeremy Carpendale, Ph. D.

Dr. Carpendale is a professor in the department of psychology and has published with Dr. Sokol.

Recent publications- http://www.sfu.ca/~psycweb/faculty/carpendale/index.html

Jack Martin, Ph.D.

Dr. Martin is a professor at Simon Fraser University , Department of Psychology. He has collaborated with Dr. Sokol on research projects involving the development of perspective taking and the influences of extracurricular activities on youth social growth.

Recent publications- http://www.educ.sfu.ca/fri/martin/

Jeff Sugarman, Ph.D.

Dr. Sugarman is a professor at Simon Fraser University , faculty of Education. He has collaborated with Dr. Sokol on projects involving the conceptualization of human agency in the psychological sciences.

Ulrich Mueller, Ph. D.

Michael Chandler, Ph. D.

Dr. Chandler is a professor emeritus in the psychology department, specializing in developmental psychology and has published with Dr. Sokol.

Tobias Krettenauer, Ph. D.

Dr. Krettenauer is an associate professor in the Social Developmental Psychology Program and has published with Dr. Sokol.