1. South Texas Diabetes and Obesity Institute; The University of Texas Rio Grande Valley; San Antonio and Brownsville Texas
2. Department of Genetics; Texas Biomedical Research Institute; San Antonio Texas
3. Department of Psychiatry; University of Pennsylvania School of Medicine; Philadelphia Pennsylvania
4. Department of Psychology; University of Pittsburgh; Pittsburgh Pennsylvania
5. Departments of Psychiatry and Human Genetics; University of Pittsburgh; Pittsburgh Pennsylvania
6. Departments of Genetics; University of Pennsylvania School of Medicine; Philadelphia Pennsylvania