George S. Alexopoulos, MD is the SP Tobin and AM Cooper Professor of Psychiatry, Director of the Weill Cornell Institute of Geriatric Psychiatry, and Director of the NIMH Advanced Laboratory for Accelerating the Reach and Impact of Treatments for Mid- and Late-Life Depression (ALACRITY) Research Center. His research studies in mid- and late-life utilize neurobiology models to identify distinct behavioral targets, which can be addressed with simple strategies of known efficacy.