Slate Political Gabfest host David Plotz talks with author David Greenberg about his new book, John Lewis: A Life. They discuss how Lewis went from marching with Martin Luther King, Jr. to an iconic career as a politician, Lewis’s commitment to non-violence, how Greenberg uncovered never-before-seen documents, and more.

Tweet us your questions @SlateGabfest or email us at gabfest@slate.com. (Messages could be quoted by name unless the writer stipulates otherwise.)

Podcast production by Cheyna Roth.

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