Sydney Joseph Freedberg was an art historian who was chief curator of the National Gallery of Art in Washington, DC. Wikipedia*
On the C-SPAN Networks:
Sydney Freedberg has six videos in the C-SPAN Video Library; the first appearance was a 1998 Interview. The year with the highest average number of views per program was 2007 with an average of 335 views per program. Most appearances with Paul Orgel (3).