David Brock is an American political operative, author, and commentator who founded the liberal media watchdog group Media Matters for America. He has been described by 'Time' as "one of the most influential operatives in the Democratic Party. Wikipedia*
On the C-SPAN Networks:
David Brock has 26 videos in the C-SPAN Video Library; the first appearance was a 1987 Call-In as a Writer for the Insight Magazine. The year with the most videos was 1993 with four videos as a Correspondent for the Investigative Reporting of the American Spectator. The year with the highest average number of views per program was 2012 with an average of 898 views per program as a Founder and CEO. Most appearances with Brian Lamb (9), David Corn (2), Wladyslaw Pleszczynski (2). Most common tags: Conservatives, Republican Party, Journalism.