Thom Hartmann's completely articulate voice & extensive knowledge & insights all combine to insure his place as the USA's #1 progressive talk show host. His more than 30 books are equally compelling, and today we talk with Thom about his latest, The Hidden one of the most articulate voices of progressive radio in the USA, and he's a compelling writer as well.

Eric Foner is one of the preeminent US historians, particularly for the period of the 1800s involving slavery, the Civil War, & Reconstruction. His latest book is Gateway to Freedom: The Hidden History of the Underground Railroad, which follows The Fiery Trial: Abraham Lincoln & American Slavery.