Leo P. Ribuffo is an American historian] and Society of the Cincinnati George Washington Distinguished Professor at George Washington University. Wikipedia*
On the C-SPAN Networks:
Leo Ribuffo has seven videos in the C-SPAN Video Library; the first appearance was a 1993 Call-In as a Professor for the History Department of the George Washington University. The year with the highest average number of views per program was 1999 with an average of 2,177 views per program. Most appearances with Paul Orgel (2).