1. Psychology Department, Brigham Young University, Provo, Utah, USA.
2. Department of Psychology and Neuroscience Center, Brigham Young University, Provo, Utah, USA.
3. Neuroscience Center, Brigham Young University, Provo, Utah, USA.
4. Psychology Department and Neuroscience Center, Brigham Young University, Provo, Utah, USA.
5. Department of Pediatrics, Ohio State University and Abigail Wexner Research Institute at Nationwide Children's Hospital, Columbus, Ohio, USA.
6. Department of Human Development and Quantitative Methodology, University of Maryland, College Park, Maryland, USA.
7. Department of Pediatrics, Case Western Reserve University, and Rainbow Babies and Children's Hospital, Cleveland, Ohio, USA.
8. Department of Psychology, Alberta Children's Hospital Research Institute, and Hotchkiss Brain Institute, University of Calgary, Calgary, Alberta, Canada.