CMK 2011 guest speaker, Dr. Derrick Pitts, is seen in this video from a November 16, 2010 appearance on Countdown with Keith Olbermann. Dr. Pitts was on Countdown to discuss the proposal of sending old people on a one-way mission to Mars.

Come spend time with Dr. Pitts at Constructing Modern Knowledge 2011, July 11-14, 2011!