Most people agree that the 2016 election marked a turning point for the Republican Party. Whatever the impact of this election in the long term, the changes we're seeing today are part of a longer historical trajectory that took the GOP from the party of Abraham Lincoln to the party of Donald Trump. So how did this happen? How did a party that was despised in the American south in the 1940s come to dominate the region a few decades later? And where do great Presidents such as Theodore Roosevelt, Dwight Eisenhower, and Ronald Reagan fit within this story. In today's episode, we're joined by Dr. Heather Cox Richardson to get the answer.

Heather Cox Richardson is a Professor of History at Boston College and co-editor at We're History. Her most recent book, To Make Men Free: A History of the Republican Party, was published by Basic Books in 2014.

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