Affiliations

• ¹ Department of Psychiatry, Yale School of Medicine, New Haven, Connecticut. Electronic address: john.krystal@yale.edu.
• ² Department of Psychiatry and Human Behavior, University of California Irvine, Irvine, California.
• ³ University of California Los Angeles Semel Institute for Neuroscience and Human Behavior, Department of Psychiatry and Biobehavioral Sciences, and Department of Psychology, University of California Los Angeles, Los Angeles, California.
• ⁴ Departments of Psychological and Brain Sciences, Psychiatry, and Radiology, Washington University in St. Louis, St. Louis, Missouri.