Thom Hartmann is a liberal American talk radio host and author. Hartmann replaced Al Franken on the Air America Radio Network. According to Talkers Magazine, Thom Hartmann is "One of the most successful progressive issue talk hosts in America. Respected author and thinker." As of February 2009, the Thom Hartmann show is rated number ten of the 100 most important radio talk show hosts in America.  The radio show airs live weekdays noon to 3 PM CST.