Brian Christian is an American author and poet, most well known for his book "The Most Human Human: What Talking With Computers Teaches Us About What It Means to Be Alive." He competed as a "confederate" in the 2009 Loebner Prize competition, attempting to seem "more human" than the humans taking the test, and succeeded. Wikipedia*
On the C-SPAN Networks:
Brian Christian has one video in the C-SPAN Video Library; the first appearance was a 2011 Speech.