Vic Strecher, a behavioral scientist, is an energetic, trim, and youthful sixty-two year old. He teaches at the University of Michigan’s School of Public Health and is Visiting Professor at the Peking University’s School of Public Health. He has given hundreds of talks the world over. (He jokes that his frequent flyer miles are sky-high.) His TED Talks and recorded lectures, replete with PowerPoint presentations featuring trademark symbols from his graphic novel, On Purpose, have given him a YouTube presence and a popular culture crossover audience.