1. Department of Psychology Colorado State University Fort Collins Colorado USA
2. Department of Psychiatry and Behavioral Sciences Medical University of South Carolina Charleston South Carolina USA
3. Department of Psychology University of South Dakota Vermillion South Dakota USA
4. School of Public Health Boston University Boston Massachusetts USA
5. Department of Psychology Harvard University Cambridge Massachusetts USA
6. Emma Pendleton Bradley Hospital Alpert Medical School Brown University Riverside Rhode Island USA
7. Recovery Research Institute Center for Addiction Medicine Massachusetts General Hospital Harvard Medical School Boston Massachusetts USA