viii Contributors
Filip De Fruyt, PhD, Department of Developmental, Personality and Social Psychology, 
Ghent University, Ghent, Belgium
Marleen H. M. de Moor, PhD, Department of Clinical Child and Family Studies, 
Vrije University, Amsterdam, The Netherlands
Jaap J. A. Denissen, PhD, Department of Psychology, Utrecht University, 
Utrecht, The Netherlands
Colin G. DeYoung, PhD, Department of Psychology, University of Minnesota, 
Minneapolis,  Minnesota
Ed Diener, PhD, Department of Psychology, University of Illinois at Urbana–Champaign, 
Champaign,  Illinois
M. Brent Donnellan, PhD, Department of Psychology, Michigan State University, 
East Lansing, Michigan
Carol S. Dweck, PhD, Department of Psychology, Stanford University, Stanford, California
Lameese Eldesouky, PhD, Department of Psychological and Brain Sciences, Washington 
University in St. Louis, St. Louis, Missouri
Andrew J. Elliot, PhD, Department of Psychology, University of Rochester, 
Rochester, New York
Robert A. Emmons, PhD, Department of Psychology, University of California, Davis, 
Davis,  California
Tammy English, PhD, Department of Psychological and Brain Sciences, 
Washington University in St. Louis, St. Louis, Missouri
R. Chris Fraley, PhD, Department of Psychology, University of Illinois at Urbana–Champaign, 
Champaign,  Illinois
Howard S. Friedman, PhD, Department of Psychology, University of California, Riverside, 
Riverside,  California
David C. Funder, PhD, Department of Psychology, University of California, Riverside, 
Riverside,  California
R. Michael Furr, PhD, Department of Psychology, Wake Forest University, 
Winston‑Salem,  North  Carolina
Samuel D. Gosling, PhD, Department of Psychology, The University of Texas at Austin, 
Austin,  Texas
Eileen K. Graham, PhD, Department of Medical Social Sciences, Northwestern University, 
Evanston,  Illinois
Rachael G. Grazioplene, PhD, Department of Psychology, Yale University, 
New Haven, Connecticut
James J. Gross, PhD, Department of Psychology, Stanford University, Stanford, California
Sarah E. Hampson, PhD, Oregon Research Institute, Eugene, Oregon
James J. Heckman, PhD, Center for the Economics of Human Development, 
University of Chicago, Chicago, Illinois
Rick H. Hoyle, PhD, Department of Psychology and Neuroscience, Duke University, 
Durham,  North  Carolina
Manon  L. Ironside, BS,  PhD student, Department of Psychology, University of California, 
Berkeley, Berkeley,  California
Joshua J. Jackson, PhD, Department of Psychological and Brain Sciences, 
Washington University in St. Louis, St. Louis, Missouri