Charles F. Dolan is an American billionaire, the founder of Cablevision. Through supervoting shares, Dolan today controls AMC Networks and The Madison Square Garden Company, which at one point were all part of Cablevision itself. Wikipedia*
On the C-SPAN Networks:
Charles Dolan has four videos in the C-SPAN Video Library; the first appearance was a 1982 Senate Committee. The year with the highest average number of views per program was 2001 with an average of 916 views per program.