**Chen-Huang Sustainable Energy Seminar Series** Thomas L. Friedman, February 26, 2007\\ Jim Woolsey, May 06, 2008\\ Amory Lovins, October 27, 2008\\ Christopher Somerville, February 11, 2009\\ John Bryson, May 27, 2009\\ Arun Majumdar, November 05, 2012\\ Steve Koonin, March 14, 2013\\ Burton Richter, February 18, 2015\\