Daniel Yankelovich, born 1924, is a public opinion analyst and social scientist. Wikipedia*
On the C-SPAN Networks:
Daniel Yankelovich has six videos in the C-SPAN Video Library; the first appearance was a 1988 Senate Committee. The year with the most videos was 1992 with two videos. The year with the highest average number of views per program was 1991 with an average of 54 views per program. Most appearances with Doug Wilder (2).