Discusses research that compares multiple sessions of motivational and behavioral training with that of a single intervention among male and female substance abusers to reduce high-risk sexual behaviors.
Describes research showing that the combination of prenatal smoking exposure and specific genes increases children’s and adolescent’s risk for behavior problems.
Letter from the Director
Human immunodeficiency virus (HIV) — the virus that causes acquired immune deficiency syndrome (AIDS) — has been with us for three decades now. Today, an entire generation of young adults has never known a world without HIV/AIDS.