Tina Malti, PhD, is Professor of Psychology and Director of the Laboratory for Social–Emotional Development and Intervention at the University of Toronto. She serves as Associate Editor of Child Development and as Membership Secretary (2014–2020) of the International Society for the Study of Behavioral Development. She is a Fellow of the American Psychological Association and the Association for Psychological Science. Dr. Malti is the recipient of New Investigator awards from the Canadian Institutes of Health Research, the Ontario Ministry of Research and Innovation, the Society for Research on Adolescence, and the International Society for Research on Aggression. Her research interests include the origins, pathways, and consequences of aggression and kindness in childhood and adolescence. She creates and implements interventions to enhance social–emotional development and reduce aggression and exposure to violence in children facing multiple forms of adversity.

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Kenneth H. Rubin, PhD, is Professor of Human Development and Quantitative Methodology and Founding Director of the Center for Children, Relationships, and Culture at the University of Maryland, College Park. He is a Fellow of the American and Canadian Psychological Associations, the Association of Psychological Science, and the International Society for the Study of Behavioral Development (ISSBD). Dr. Rubin is a recipient of Distinguished Contribution awards from the Society for Research in Child Development and the ISSBD, the Mentor Award in Developmental Psychology from the American Psychological Association, and the Pickering Award for Outstanding Contribution to Developmental Psychology in Canada from Carleton University. His research focuses on peer and parent–child relationships and the origins and developmental course of social and emotional adjustment and maladjustment in childhood and adolescence.

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