Health Missouri State Journal News Update 05/29/07 KSMU | By KSMU Published May 29, 2007 at 10:06 AM CDT Facebook Twitter LinkedIn Email http://ozarkspub.vo.llnwd.net/o37/KSMU/audio/mp3/missourist_2813.mp3Dr. Timothy Bender, professor of psychology at Missouri State, discusses the psychology of humor.