Patrick Bateson, PhD, Department of Zoology, Kings College, University of Cambridge, Cambridge, United Kingdom

John Bock, PhD, Department of Anthropology, California State University, Fullerton, CA

Vera Silvia Raad Bussab, PhD, Department of Experimental Psychology, University of São Paolo, São Paolo, Brazil

Douglas P. Fry, PhD, Department of Social Sciences, Abo Akademi University, Vaasa, Finland, and Bureau of Applied Research in Anthropology, University of Arizona, Tucson, AZ

Juan-Carlos Gómez, PhD, School of Psychology, University of St. Andrews, St. Andrews, United Kingdom

Yumi Gosso, MS, Department of Experimental Psychology, University of São Paolo, São Paolo, Brazil

Kathy Gustafson, MS, Department of Educational Psychology, University of Minnesota, Minneapolis, MN

Kerrie P. Lewis, PhD, Department of Anthropology, Washington University in St. Louis, St. Louis, MO

Beatriz Martín-Andrade, MS, School of Psychology, University of St. Andrews, St. Andrews, United Kingdom

William C. McGrew, PhD, Departments of Anthropology and Sociology and Gerontology, Miami University, Oxford, OH

Maria de Lima Salum e Morais, MS, São Paolo State Health Department, São Paolo, Brazil

Emma Otta, PhD, Department of Experimental Psychology, University of São Paolo, São Paolo, Brazil

Anthony D. Pellegrini, PhD, Department of Educational Psychology, University of Minnesota, Minneapolis, MN

Jacklyn K. Ramsey, BA, Department of Anthropology, Miami University, Oxford, OH

Fernanco José Leite Ribeiro, PhD, Department of Experimental Psychology, University of São Paolo, São Paolo, Brazil

Peter K. Smith, PhD, Department of Psychology, Goldsmiths College, University of London, London, United Kingdom