Robert Stickgold1, Dara S Manoach2. 1. Department of Psychiatry, Beth Israel Deaconess Medical Center, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts. 2. Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts; Athinoula A. Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts. Electronic address: Dara.Manoach@mgh.harvard.edu.