Robert M. Biswas-Diener, MS, Department of Psychology, Portland State University, Portland, Oregon

David M. Buss, PhD, Department of Psychology, University of Texas at Austin, Austin, Texas

John T. Cacioppo, PhD, Department of Psychology, University of Chicago, Chicago, Illinois

Rebecca J. Compton, PhD, Department of Psychology, Haverford College, Haverford, Pennsylvania

Carol Diener, PhD, JD, Department of Psychology, University of Illinois at Urbana-Champaign, Champaign, Illinois

Ed Diener, PhD, Department of Psychology, University of Illinois at Urbana-Champaign, Champaign, Illinois

Marissa L. Diener, PhD, Department of Family and Consumer Studies, University of Utah, Salt Lake City, Utah

Mary Beth Diener McGavran, PhD, Department of Psychology, University of Kentucky, Lexington, Kentucky

Michael Eid, DSc, Department of Psychology, Free University of Berlin, Berlin, Germany

Robert A. Emmons, PhD, Department of Psychology, University of California at Davis, Davis, California

Barbara L. Frederickson, PhD, Department of Psychology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina

Frank Fujita, PhD, Department of Psychology, Indiana University South Bend, South Bend, Indiana

Louise C. Hawkley, PhD, Department of Psychology, University of Chicago, Chicago, Illinois

Daniel M. Haybron, PhD, Department of Philosophy, Saint Louis University, St. Louis, Missouri

E. Scott Huebner, PhD, Department of Psychology, University of South Carolina at Columbia, Columbia, South Carolina

M. E. Hughes, PhD, Center for the Study of Aging and Human Development, Duke University Medical Center, Durham, North Carolina

Sarah E. Hill, PhD, Department of Psychology, California State University-Fullerton, Fullerton, California

Timothy A. Judge, PhD, Department of Management, University of Florida, Gainesville, Florida

Ariel Kalil, PhD, Harris School of Public Policy Studies, University of Chicago, Chicago, Illinois

Laura A. King, PhD, Department of Psychological Sciences, University of Missouri, Columbia, Missouri

Ryan Klinger, MSM, doctoral student, Department of Management, University of Florida, Gainesville, Florida

Jayoung Koo, MA, Department of Psychology, Yonsei University, Seoul, South Korea

Minkyung Koo, MA, doctoral student, Department of Psychology, University of Virginia, Charlottesville, Virginia

Randy J. Larsen, PhD, Department of Psychology, Washington University in St. Louis, St. Louis, Missouri

Richard E. Lucas, PhD, Department of Psychology, Michigan State University, East Lansing, Michigan

Darrin M. McMahon, PhD, Department of History, Florida State University, Tallahassee, Florida

David G. Myers, PhD, Department of Psychology, Hope College, Holland, Michigan

Shigehiro Oishi, PhD, Department of Psychology, University of Virginia, Charlottesville, Virginia

William Pavot, PhD, Department of Social Science, Southwest Minnesota State University, Marshall, Minnesota

Zvjezdana Prizmic, PhD, Department of Psychology, Washington University in St. Louis, St. Louis, Missouri

Michael D. Robinson, PhD, Department of Psychology, North Dakota State University, Fargo, North Dakota

Ulrich Schimmack, PhD, Department of Psychology, University of Toronto at Mississauga, Mississauga, Ontario, Canada

Eunkook M. Suh, PhD, Department of Psychology, Yonsei University, Seoul, South Korea

Ronald A. Thisted, PhD, Departments of Health Studies and Statistics, University of Chicago, Chicago, Illinois

Ruut Veenhoven, PhD, Faculty of Social Science, Erasmus University of Rotterdam, Rotterdam, The Netherlands

Linda Waite, PhD, Department of Sociology, University of Chicago, Chicago, Illinois