For more than 40 years, Joseph Cooper’s voice could be heard over the airwaves as a talk show radio host for WLRN.For 18 years, his creation, Topical Currents, featured a sub-tropical blend of regional issues and politics, local profiles and author interviews, which made him a popular figure in South Florida. After 4,700 editions, Cooper is calling it a career which started at the University of Missouri School of Journalism and...