1. Department of Family and Preventive Medicine; Emory University School of Medicine; Atlanta Georgia 30329
2. Center for Translational Social Neuroscience; Emory University; Atlanta Georgia
3. Department of Psychology; University of Arizona; Tucson Arizona 85721
4. Cousins Center for Psychoneuroimmunology, Semel Institute for Neuroscience and Human Behavior; University of California, Los Angeles; Los Angeles California 90095
5. Department of Anthropology; Emory University; Atlanta Georgia 30322
6. Department of Human Genetics; Emory University School of Medicine; Atlanta Georgia 30322
7. Department of Psychiatry and Behavioral Sciences; Emory University School of Medicine; Atlanta Georgia 30322