Mildred Fish-Harnack, a famous University of Wisconsin-Madison alumna who was the only American executed in Nazi Germany as an underground conspirator on orders of Adolf Hitler, is being honored in an exhibit opening today (Oct. 13) and a lecture Friday, Oct. 15.A native of Milwaukee, Fish-Harnack was an American literary scholar who earned her M.A. in English literature from UW-Madison in 1925. She taught in the English department and wrote for the Wisconsin State Journal and the Wisconsin Literary Magazine. She and her husband moved to Berlin, where she taught American literature and became actively and passionately involved in the Nazi resistance. Arrested in 1942, she was guillotined on Feb. 16, 1943.