Prevention of Depression in At-Risk Adolescents: Longer-term Effects Beardslee WR, Brent DA, Weersing VR, Clarke GN, Porta G, Hollon SD, Gladstone TRG, Gallop R, Lynch FL, Iyengar S, DeBar L, Garber J Depression is a major public health problem with first onset often occurring during adolescence and affecting close to a quarter of all adults during their lifetime. Children of depressed parents are at high risk for...