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In observance of the 2024 holiday season, Sage offices will be closed Monday December 23rd through Wednesday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Thursday January 2nd. For technical support during this time, please visit our technical support page for assistance options. 

We wish you a wonderful holiday season. Thank you. 

Kevin MacDonald California State University, Long Beach, USA

Kevin MacDonald is Professor of Psychology at California State University Long Beach. After receiving a Masters degree in evolutionary biology, he received a Ph. D. in Biobehavioral Sciences, both at the University of Connecticut.  Since assuming his position at California State University Long Beach, his research has focused on developing evolutionary perspectives on culture, developmental psychology and personality theory, the origins and maintenance of monogamous marriage in Western Europe, and ethnic relations (group evolutionary strategies).

He is the author of Social and Personality Development: An Evolutionary Synthesis (1988), A People That Shall Dwell Alone: Judaism as a Group Evolutionary Strategy (1994), Separation and Its Discontents: Toward an Evolutionary Theory of Anti-Semitism (1998), and The Culture of Critique: An Evolutionary Analysis of Jewish Involvement in Twentieth-Century Intellectual and Political Movements (1998). He has also edited three books, Sociobiological Perspectives on Human Development (1988), Parent-Child Play: Descriptions and Implications (1994), and Evolutionary Perspectives on Human Development (2004).