Craig A. Anderson, PhD, Department of Psychology, Iowa State University, Ames, Iowa

Jeffrey Jensen Arnett, PhD, Department of Psychology, Clark University, Worcester, Massachusetts

Reut Avinun, MSc, Department of Psychology, Hebrew University of Jerusalem, Jerusalem, Israel

Hideko H. Bassett, PhD, Department of Psychology, George Mason University, Fairfax, Virginia

John E. Bates, PhD, Department of Psychological and Brain Sciences, Indiana University, Bloomington, Indiana

Talya N. Bauer, PhD, School of Business Administration, Portland State University, Portland, Oregon

David A. Beaulieu, PhD, Department of Psychology, Tomball College, Tomball, Texas

John W. Berry, PhD, Department of Psychology, Queen’s University, Kingston, Ontario, Canada; National Research University Higher School of Economics, Moscow, Russia

Mara Brendgen, PhD, Department of Psychology, University of Quebec at Montreal, Montreal, Quebec, Canada

Stephanie C. Brown, BA, Department of Psychology, Iowa State University, Ames, Iowa

Daphne Blunt Bugental, PhD, Department of Psychology, University of California, Santa Barbara, Santa Barbara, California

William M. Bukowski, PhD, Centre for Research in Human Development, Department of Psychology, Concordia University, Montreal, Quebec, Canada

Melisa Castellanos, MA, Department of Psychology, Concordia University, Montreal, Quebec, Canada

Xinyin Chen, PhD, Applied Psychology and Human Development Division, Graduate School of Education, University of Pennsylvania, Philadelphia, Pennsylvania

Pamela M. Cole, PhD, Department of Psychology, The Pennsylvania State University, University Park, Pennsylvania

Randy Corpuz, BA, Department of Psychology, University of California, Santa Barbara, Santa Barbara, California

Maricela Correa-Chavez, PhD, Department of Psychology, California State University, Long Beach, Long Beach, California

Maayan Davidov, PhD, Department of Social Work, Hebrew University of Jerusalem, Jerusalem, Israel

Susanne A. Denham, PhD, Department of Psychology, George Mason University, Fairfax, Virginia

Amy L. Dexter, PhD, Department of Psychology, Roosevelt University, Chicago, Illinois

Judy Dunn, PhD, Social, Genetic, and Developmental Psychiatry Research Centre, Institute of Psychiatry, King’s College, London, United Kingdom

Jacquelynne S. Eccles, PhD, School of Education, University of California, Irvine, Irvine, California

Allison M. Ellis, MS, Department of Psychology, Portland State University, Portland, Oregon

Berrin Erdogan, PhD, School of Business Administration, Portland State University, Portland, Oregon

Timea Farkas, MA, Department of Psychology, University of California, Santa Cruz, Santa Cruz, California

Rachel H. Farr, PhD, Department of Psychology, University of Massachusetts at Amherst, Amherst, Massachusetts

Karen L. Fingerman, PhD, Department of Human Development and Family Sciences, University of Texas at Austin, Austin, Texas

Nathan A. Fox, PhD, Institute for Child Study, Department of Human Development and Quantitative Methodology, University of Maryland, College Park, Maryland

Jennifer A. Fredricks, PhD, Department of Human Development, Connecticut College, New London, Connecticut

Tahl I. Frenkel, PhD, Institute for Child Study, Department of Human Development and Quantitative Methodology, University of Maryland, College Park, Maryland

Jill Froimson, MS, Department of Psychology, Lehigh University, Bethlehem, Pennsylvania

Rui Fu, MA, Applied Psychology and Human Development Division, Graduate School of Education, University of Pennsylvania, Philadelphia, Pennsylvania

Mary Gauvain, PhD, Department of Psychology, University of California, Riverside, Riverside, California

Douglas A. Gentile, PhD, Department of Psychology, Iowa State University, Ames, Iowa

Christopher L. Groves, MS, Department of Psychology, Iowa State University, Ames, Iowa

Joan E. Grusec, PhD, Department of Psychology, University of Toronto, Toronto, Ontario, Canada

Sam A. Hardy, PhD, Department of Psychology, Brigham Young University, Provo, Utah

Paul D. Hastings, PhD, Center for Mind and Brain, University of California, Davis, Davis, California

Ariel Knafo-Noam, PhD, Department of Psychology, Hebrew University of Jerusalem, Jerusalem, Israel

Leon Kuczynski, PhD, Department of Family Relations and Applied Nutrition, University of Guelph, Guelph, Ontario, Canada

Deborah Laible, PhD, Department of Psychology, Lehigh University, Bethlehem, Pennsylvania

Campbell Leaper, PhD, Department of Psychology, University of California, Santa Cruz, Santa Cruz, California

Gloria Luong, PhD, Max Planck Research Group “Affect Across the Lifespan,” Max Planck Institute for Human Development, Berlin, Germany

Eleanor E. Maccoby, PhD, Department of Psychology, Stanford University, Stanford, California

Jonas G. Miller, MA, Center for Mind and Brain, University of California, Davis, Davis, California

Leslie C. Moore, PhD, Department of Teaching and Learning, Ohio State University, Columbus, Ohio

C. Melanie Parkin, MSc, Department of Psychology, University of Guelph, Guelph, Ontario, Canada

Charlotte J. Patterson, PhD, Department of Psychology, University of Virginia, Charlottesville, Virginia

Susan M. Perez, PhD, Department of Psychology, University of North Florida, Jacksonville, Florida

Gregory S. Pettit, PhD, Department of Human Development and Family Studies, Auburn University, Auburn, Alabama

Robyn Pitman, PhD, Department of Family Relations and Applied Nutrition, University of Guelph, Guelph, Ontario, Canada

Michael W. Pratt, EdD, Department of Psychology, Wilfrid Laurier University, Waterloo, Ontario, Canada

Sara Prot, MA, Department of Psychology, Iowa State University, Ames, Iowa

Antje Rauers, PhD, Max Planck Research Group “Affect Across the Lifespan,” Max Planck Institute for Human Development, Berlin, Germany

Rena L. Repetti, PhD, Department of Psychology, University of California, Los Angeles, Los Angeles, California

Bridget M. Reynolds, PhD, Department of Psychology, University of California, Los Angeles, Los Angeles, California

Jessica Robinson, BS, Department of Clinical and Social Sciences in Psychology, University of Rochester, Rochester, New York

Theodore F. Robles, PhD, Department of Psychology, University of California, Los Angeles, Los Angeles, California

Barbara Rogoff, PhD, Department of Psychology, University of California, Santa Cruz, Santa Cruz, California

Wendy M. Rote, PhD, Department of Clinical and Social Sciences in Psychology, University of Rochester, Rochester, New York

Muniba Saleem, PhD, Department of Communications and Research Center for Group Dynamics, Institute for Social Research, University of Michigan, Ann Arbor, Michigan

Sandra D. Simpkins, PhD, J. Denny Sanford School of Social and Family Dynamics, Arizona State University, Tempe, Arizona

Judith G. Smetana, PhD, Department of Clinical and Social Sciences in Psychology, University of Rochester, Rochester, New York

Patricia Z. Tan, PhD, Department of Psychiatry, Western Psychiatric Institute and Clinic, University of Pittsburgh, Pittsburgh, Pennsylvania

Ross A. Thompson, PhD, Department of Psychology, University of California, Davis, Davis, California

Natalie R. Troxel, MA, Department of Psychology, University of California, Davis, Davis, California

Frank Vitaro, PhD, Research Unit on Children’s Psychosocial Maladjustment, School of Psychoeducation, University of Montreal, Montreal, Quebec, Canada

Wayne Warburton, PhD, Department of Psychology, Macquarie University, Sydney, Australia

Kathryn R. Wentzel, PhD, Department of Human Development, University of Maryland, College Park, Maryland

Todd Wyatt, PhD, Department of Psychology, George Mason University, Fairfax, Virginia

Siman Zhao, MA, Applied Psychology and Human Development Division, Graduate School of Education, University of Pennsylvania, Philadelphia, Pennsylvania