WJHU Radio Program Notes The Marc Steiner Show is a public affairs call-in program which airs from noon to 2 p.m. weekdays with a repeat at 7:30 p.m. Guests and topics are subject to change. Scheduled for this week: Monday, Feb. 26 Noon--Clipper Mill artists. 1 p.m.--Walter Amprey, superintendent of Baltimore City Public Schools. Tuesday, Feb. 27 Noon--Violence, television and children. 1 p.m.--A discussion on retirement planning. Wednesday, Feb. 28 Noon--Franz de Waal, primate researcher and author of Chimpanzee Politics and Good Natured. 1 p.m.--Robert Provine, a "laughter researcher." Thursday, Feb. 29 Noon--Gregory Howard Williams, author of Life on the Color Line: The True Story of a White Boy Who Discovered He Was Black. 1 p.m.--Artist Sue Coe. Friday, March 1 Noon--Activist/scholar Abdul Alkalimat. 1 p.m.--Weekly news roundup. The Lisa Simeone Show airs Sundays at 10 a.m. The hourlong program features conversations and interviews with thinkers and newsmakers and includes weekly commentary by Hopkins professor and media critic Mark Crispin Miller. WJHU can be heard at 88.1 FM.