Joseph A. Durlak, PhD, is Professor Emeritus of Psychology at Loyola University Chicago and is now enjoying retirement in Santa Fe, New Mexico. His major interests are social and emotional learning and related prevention efforts, implementation of interventions, and meta-analysis. Dr. Durlak is a recipient of the Joseph E. Zins Award for Action Research in Social and Emotional Learning from the Collaborative for Academic, Social, and Emotional Learning.

Celene E. Domitrovich, PhD, is Research Professor in the Department of Psychiatry at Georgetown University Medical Center and Director of Research and Innovation for the Early Childhood Innovation Network. She is also Senior Scientist at the Collaborative for Academic, Social, and Emotional Learning (CASEL) and maintains a professional affiliation with the Johns Hopkins School of Public Health. Her research and publications focus on evidence-based approaches to the development of social–emotional competence in children and youth and systemic approaches to the implementation of social and emotional learning efforts. Dr. Domitrovich has served on the board of the Society for Prevention Research and is a recipient of the Joseph E. Zins Award for Action Research in Social and Emotional Learning from CASEL.

Joseph L. Mahoney, PhD, is Research and Evaluation Analyst at Big Brothers Big Sisters of America. Trained as a developmental psychologist, he has expertise in social and emotional learning, in- and out-of-school time, and positive youth development. Dr. Mahoney has been Associate Professor of Psychology at Yale University and Professor of Education at the University of California, Irvine, as well as Senior Research Scientist at the Collaborative for Academic, Social, and Emotional Learning. He received a Distinguished Policy Fellowship from the Society for Research in Child Development and served as a senior education policy fellow and advisor to former U.S. Senator Jeff Bingaman.