Former U.S. Sen. Alan Simpson and his brother Peter, a University of Wyoming professor, will give talks in ºù«ÍÞÊÓƵ and Denver Nov. 11-12 as distinguished lecturers of the CU-ºù«ÍÞÊÓƵ Center of the American West. "High Plains Politics: A Dialogue with the Simpson Brothers of Wyoming," will be presented from 6 p.m. to 7:30 p.m. on Nov. 11 in the ºù«ÍÞÊÓƵ Public Library Auditorium, 11th Street and Arapahoe Avenue, and from 6:30 p.m. to 8 p.m. on Nov. 12 at the Denver Public Library, 10 W. 14th Ave. Parkway, in the lower level B2 conference room.