Gian P. Gentile
Gian P. Gentile is a senior historian at the RAND Corporation. He is retired US Army colonel, who served for many years as a history professor at the United States Military Academy at West Point. Wikipedia*
On the C-SPAN Networks:
Gian P. Gentile has three videos in the C-SPAN Video Library; the first appearance was a 2007 Forum. The year with the most videos was 2013 with two videos. Most common tag: Vietnam War.