1 Carlos Blanco is with the National Institute on Drug Abuse, National Institutes of Health, Bethesda, MD. Melanie M. Wall and Mark Olfson are with the Department of Psychiatry, New York State Psychiatric Institute, Columbia University, New York, NY. Note. The views and opinions expressed in this editorial are those of the authors and should not be construed to represent the views of the National Institute on Drug Abuse.