Dr. Bill Hampes, psychology professor at Black Hawk College, will be doing a program about the humor of President Abraham Lincoln at the Dairy Building.  This free hour-long program is on June 13 at 1:30 p.m.  Teaching since 1989, Dr. Hampes has done extensive research about the psychology of humor and has published eight articles in various psychology journals about humor.  This program is sponsored by the BHHA and the Black Hawk College Speakers Bureau.