First, we speak with Nancy Gibbs about one of the world’s most exclusive and influential clubs. Nancy Gibbs is the co-author of The Presidents Club: Inside the Worlds Most Exclusive Fraternity. [ dur: 29 mins. ]

* Nancy Gibbs is the managing editor of TIME. She is the co-author of The Preacher and the Presidents: Billy Graham in the White House and The Presidents Club: Inside the World’s Most Exclusive Fraternity.

Then, we’ll take a peek inside the strange political marriage of Presidents Eisenhower and Nixon and how their terms shaped U.S. politics and policy. [ dur: 29 mins. ]

* Jeffery Frank is a journalist and the author of Ike and Dick: Portrait of a Strange Political Marriage.

This program is produced with contributions from the following volunteers: Ankine Aghassian, Melissa Chiprin, Anaïs Amin, Tim Page, Mike Hurst and Sudd Dongre.