1. Department of Psychology, University of Missouri–Saint Louis, Saint Louis, Missouri.
2. Department of Neurology, School of Medicine, Washington University in Saint Louis, Saint Louis, Missouri.
3. Keck School of Medicine, University of Southern California, Los Angeles, California.
4. Computer Science Department, Brown University, Providence, Rhode Island.
5. Department of Psychiatry and Mental Health, University of Cape Town, Cape Town, South Africa.
6. MRC Unit on Anxiety & Stress Disorders, Cape Town, South Africa.
7. Missouri Institute of Mental Health, St. Louis, Missouri.