1. Department of Psychiatry, University of Colorado Anschutz Medical Campus, Aurora, CO, USA
2. Department of Psychology, Colorado State University, Fort Collins, CO, USA
3. Department of Psychology, University of Minnesota, Minneapolis, MN, USA
4. Institute for Behavioral Genetics, University of Colorado Boulder, Boulder, CO, USA
5. Department of Psychology and Neuroscience, University of Colorado Boulder, Boulder, CO, USA