1. From the Department of Psychiatry and Behavioral Sciences (P.J.S., J.A.B., M.A.B., K.A.W.-B., J.N.B., A.S.), Duke University Medical Center, Durham, NC; Department of Psychology (L.C.), Emory University, Atlanta, Ga; Department of Psychology and Neuroscience (P.J.S., J.A.B., T.A.S., A.S.), Duke University, Durham, NC.