1. School of Journalism and Mass Communication, Drake University , Des Moines, IA, USA
2. Department of African American Studies, Washington University in St. Louis , St. Louis, MO, USA
3. Department of Communication Studies, University of Iowa , Iowa City, IA, USA
4. School of Journalism and Mass Communication, University of Iowa , Iowa City, IA, USA
5. Department of Communication Arts and Sciences, Penn State University , PA, USA