Limbaugh credits Christopher Andersen with uncovering evidence that Ayers “wrote” Obama's autobiography Written by Media Matters Staff Published 09/30/09 3:51 PM EDT From the September 30 edition of Premiere Radio Networks' Rush Limbaugh Show: Video file Previously: Liddy and WND's Cashill advance Andersen's claim, assert “every good paragraph” of Obama's book “is written by Bill Ayers”Hannity, Andersen advance discredited claim that Ayers helped Obama pen his autobiography