On Monday, November 17, 2014, the Office of Adolescent Health announced a call to action—“Adolescent Health: Think, Act, Grow” (TAG)—at the American Public Health Association (APHA)’s 2014 Annual Meeting and Exposition. TAG aims to engage a wide array of professionals who touch adolescents’ lives, as well as parents and teens themselves, to improve the health and healthy development of the nation’s 42 million adolescents. Presenters included: