According to Wikipedia, John Allen Hendricks is a professor whose research focuses on political communication, social media/new media technologies, and the broadcasting industry and is the author of more than ten books on the subjects. He has served as academic department chair since 2009.
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author