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, April 1 ----------------------------------------------------------------- Noon--Poet laureate James Kavanaugh. 1 p.m.--Baseball '96. Tuesday, April 2 ----------------------------------------------------------------- Noon--Pilots of the Maryland Air National Guard who have flown in Bosnia. 1 p.m.--Baltimore County executive Dutch Ruppersberger. Wednesday, April 3 ----------------------------------------------------------------- Noon--Herbal remedies and other alternative treatments: How much regulation is needed? 1 p.m.--A talk with Rev. Al Sharpton. Thursday, April 4 ----------------------------------------------------------------- Noon--Gun violence as a public health concern. 1 p.m.--The role of business in education. Friday, April 5 ----------------------------------------------------------------- Noon--Oliver Sacks, author of An Anthropologist on Mars. 1 p.m.--Local news round-up. The Lisa Simeone Show airs Sundays at 10 a.m. The hourlong program includes weekly commentary by Hopkins professor and media critic Mark Crispin Miller. WJHU can be heard at 88.1 FM.