Running head: SOCIALIZED FOR NEWS MEDIA USE Socialized for news media use: How family communication, information-processing needs, and gratifications determine adolescents’ exposure to news Sebastián Valenzuela, Ingrid Bachmann, and Marcela Aguilar Pontificia Universidad Católica de Chile [Forthcoming in Communication Research] Acknowledgements The collection of the data presented here was undertaken by four faculty members from the School of Communications at Pontificia Universidad Católica de Chile: Rayén Condeza, Constanza Mujica, Sebastián Valenzuela and Ingrid Bachmann. This work was funded by CONICYT and its Program for Scientific Information [grant PLU-120024; principal investigator: Rayén Condeza]. The first author also received support from the Vice Provost for Research office (VRI) at Pontificia Universidad Católica de Chile (grant VRI Inicio N° 17 / 2012) and CIGIDEN (grant CONICYT / Fondap / 15110017) during the writing of this manuscript. Any opinions, findings, conclusions, or recommendations expressed are those of the authors only.