Included in this hearing is the testimony of researchers from governmental agencies and media organizations, representatives of scientific associations, scholars, early childhood educators, and television personalities concerning the effects of televised violence on the behavior of children, adolescents, and adults. Specifically, testimony focuses on (1) observations of the effects of televised violence in children's programs on children's play behaviors and the psychological process through which aggression is learned; (2) responsibility for dealing with televised violence and its effects; (3) behavioral and attitudinal influences of television (its possible antisocial effects) as indicated by a review of selected research studies; (4) the history of research on the relationship between media content and antisocial behavior, the strength of the effect of television's portrayals of violence on viewers, and television networks' internal program review procedures for maintaining appropriate standards of acceptability; (5) major research findings on the impact of televised violence and implications for public policy and audiovisual action; and (6) research indicating that watching televised fantasy violence may reduce real-world violence among male children. (RH)