Jim Fetzer, a former Marine Corps officer, has published widely on the theoretical foundations of scientific knowledge, computer science, artificial intelligence, cognitive science, and evolution and mentality. A magna cum laude graduate of Princeton who majored in philosophy, he earned his Ph.D. in the history and philosophy of science. He has received many awards and recognition for his teaching and scholarship. McKnight Professor Emeritus at the University of Minnesota Duluth, has also conducted extensive research into the assassination of JFK, the events of 9/11, and the plane crash that killed US Sen. Paul Wellstone.