Robert Siegler is the Teresa Heinz Professor of Cognitive Psychology at Carnegie Mellon University. He is author of the cognitive development textbook Children’s Thinking and has written or edited several additional books on child development. His books have been translated into Japanese, Chinese, Korean, German, Spanish, French, Greek, Hebrew, and Portuguese. In the past few years, he has presented keynote addresses at the conventions of the Cognitive Development Society, the International Society for the Study of Behavioral Development, the Japanese Psychological Association, the Eastern Psychological Association, the American Psychological Society, and the Conference on Human Development. He also has served as Associate Editor of the journal Developmental Psychology, co-edited the cognitive development volume of the 2006 Handbook of Child Psychology, and served on the National Mathematics Advisory Panel from 2006 to 2008. Dr. Siegler received the American Psychological Association’s Distinguished Scientific Contribution Award in 2005, was elected to the National Academy of Education in 2010, was named Director of the Siegler Center for Innovative Learning at Beijing Normal University in 2012, and was elected to the Society of Experimental Psychologists in 2016.

Jenny R. Saffran is the College of Letters & Science Distinguished Professor of Psychology at the University of Wisconsin–Madison, and is an investigator at the Waisman Center. Her research is focused on learning in infancy and early childhood, with a particular emphasis on language. Dr. Saffran currently holds a MERIT award from the Eunice Kennedy Shriver National Institute of Child Health and Human Development. She has received numerous awards for her research and teaching, including the Boyd McCandless Award from the American Psychological Association for early career contributions to developmental psychology and the Presidential Early Career Award for Scientists and Engineers from the National Science Foundation. In 2015, she was elected to the American Academy of Arts and Sciences.

Nancy Eisenberg is Regents’ Professor of Psychology at Arizona State University. Her research interests include social, emotional, and moral development, as well as so-cialization influences, especially in the areas of self-regulation and adjustment. She has published numerous empirical studies, as well as books and chapters on these topics. She has also been editor of Psychological Bulletin and the Handbook of Child Psychology and was the founding editor of the Society for Research in Child Development journal Child Development Perspectives. Dr. Eisenberg has been a recipient of Research Scientist Development Awards and a Research Scientist Award from the National Institutes of Health (NICHD and NIMH). She has served as President of the Western Psychological Association and of Division 7 of the American Psychological Association and is president-elect of the Association for Psychological Science. She is the 2007 recipient of the Ernest R. Hilgard Award for a Career Contribution to General Psychology, Division 1, American Psychological Association; the 2008 recipient of the International Society for the Study of Behavioral Development Distinguished Scientific Contribution Award; the 2009 re-cipient of the G. Stanley Hall Award for Distinguished Contribution to Developmental Psychology, Division 7, American Psychological Association; and the 2011 William James Fellow Award for Career Contributions in the Basic Science of Psychology from the Association for Psychological Science.

Elizabeth Gershoff is an Associate Professor of Human Development and Family Sciences at the University of Texas at Austin. Her research focuses on how parental and school discipline affect child and youth development and on how parent education and early education programs, such as the federal Head Start program, can improve the lives of at-risk children. She currently serves as Director of the Interdisciplinary Collaborative on Development in Context and as Associate Director for Faculty Development at the Population Research Center, both at the University of Texas at Austin. Dr. Gershoff has been awarded numerous federal grants from the Centers for Disease Control and Prevention, the National Institute for Child Health and Human Development, the National Institute for Mental Health, and the National Science Foundation to support her research. She was lead -author of the volume Societal Contexts of Child Development, which won the 2014 Society for Research on Adolescence Social Policy Award for Best Edited Book. She was an Associate Editor at the journal Developmental Psychology and served on the executive board of the Developmental Psychology -division of the American Psychological Association, the Committee on Policy and Communications at the Society for Research in Child Development, and the convention program committee of the Association for Psychological Science. She is an internationally recognized expert on the effects of physical punishment on children, and her research on the topic has been recognized with a Lifetime Legacy Achievement Award from the Center for the Human Rights of Children at Loyola University Chicago.