Joel Schwartz is an American epidemiologist, and Professor of Environmental Epidemiology, at Harvard University, School of Public Health. Wikipedia*
On the C-SPAN Networks:
Joel Schwartz has three videos in the C-SPAN Video Library; the first appearance was a 1990 Forum as a Professor for the Biology of the City University of New York. The year with the highest average number of views per program was 2007 with an average of 227 views per program.