Milt Rosenberg moves up to afternoons

Milt Rosenberg

Milt Rosenberg

Chicago’s newest addition to drive-time radio has been around almost as long as radio itself.

Milt Rosenberg, the 90-year-old professor emeritus from the University of Chicago and former host of “Extension 720” on WGN AM 720, is about to turn up in afternoon drive for the first time in his long and celebrated career.

Starting Monday, “Milt Rosenberg” will air from 4 to 6 p.m. Monday through Friday on WCGO AM 1590. Since April, the show has been airing from noon to 2 p.m. weekdays on the Kovas Communications news/talk station.

Producer Zack Christenson confirmed the time change for Rosenberg’s show, which will replace “The Glenn Beck Program” on WCGO’s schedule. By coincidence, Beck announced Monday he was taking a medical hiatus from his show to care for his ailing vocal cords.

A man of towering intellect and curiosity, Rosenberg was forced to retire from WGN in 2012 after four decades as host of the widely acclaimed “Extension 720” evening show on the Tribune Media news/talk station. After he left WGN, Rosenberg began hosting an independent podcast on

In 2014 Rosenberg was among the 10 inaugural inductees in the WGN Radio Walk of Fame.