Tests the traditional two-part hypothesis that partisan predispositions motivate a person to be selectively exposed to political campaign communications, which in turn serve to reinforce those original predispositions. Draws inferences about differences in these processes that exist between adolescents and their parents. (PD)

A study tested the cumulative acquisition model proposed by S. H. Chaffee and A. R. Tims to explain the development of adolescent patterns of news media use. The Guttman scale procedure was used to analyze patterns of news media use across a three-wave panel survey of 366 parent-child pairs over a 2-year period. In each wave, interviewers talked…