Meghan Riddle, M.D., Assistant Professor of Psychiatry & Behavioral Sciences, and Bill Petrie, M.D., Professor of Clinical Psychiatry and Behavioral Sciences, were invited to take part in Vanderbilt University's Alumni Speaker Series, themed "Looking in the Rearview Mirror." The two will present their talk, "Happiness in Life and Work: Reflections from Two Psychiatrists," on Sunday, Apr. 7, from 4:30-6:00 p.m. in Commons Center 235.