WJHU Radio Program Notes The Marc Steiner Show airs five days a week, from noon to 2 p.m., and features a different guest or topic in each hour. Guests and topics are subject to change. Scheduled for this week: Tuesday, Jan. 2 ----------------------------------------------------------------- Noon--Discussion of prison reform with Frank Dunbaugh, who advocates abolishing the current prison system. 1 p.m.--How to prioritize Maryland's economic strategies. Wednesday, Jan. 3 ----------------------------------------------------------------- Noon--A discussion of managed care: Is it hurting mental healthcare patients and workers? 1 p.m.--WJHU Radio's Tom Olson discusses his recent trip to Estonia and explains Maryland's Estonia connection. Thursday, Jan. 4 ----------------------------------------------------------------- Noon--A talk with well-known AIDS researcher Robert Gallo. 1 p.m.--Should the state of Maryland require licenses for the ownership of handguns? Friday, Jan. 5 ----------------------------------------------------------------- 1 p.m.--Local news round-up.