Affiliation: | 1.Department of Communication, Northwestern University, Frances Searle Building, 2240 Campus Drive, Room 2-133, Evanston, IL, 60208, USA ;2.Department of Sociology, University of Connecticut, Unit 1068, 344 Mansfield Rd., Storrs, CT, 06269, USA ;3.Department of Sociology, University of California, Berkeley, 410 Barrows Hall, Berkeley, CA, 94720-1980, USA ; |