[1] University of Colorado,Institute of Cognitive Science
[2] Brown University,Center for Alcohol and Addiction Studies
[3] Alpert Medical School of Brown University,Department of Psychiatry and Human Behavior
[4] Brown University,Department of Behavioral and Social Health Sciences, School of Public Health
[5] The Warren Alpert Medical School of Brown University,Division of Behavioral Genetics, Rhode Island Hospital, Department of Psychiatry and Human Behavior
[6] Purdue University,Department of Human Development and Family Studies