A.J. was recently a guest on the excellent podcast "Mission Implausible," hosted by former high-level CIA operatives John Sipher and Jerry O'Shea. Here is part of their conversation about puzzles and spy craft. Check out the full episode and subscribe to Mission Implausible on Apple Podcasts or wherever you get your podcasts!

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"The Puzzler with A.J. Jacobs" is distributed by iHeartPodcasts and is a co-production with Neuhaus Ideas. 

Our executive producers are Neely Lohmann and Adam Neuhaus of Neuhaus Ideas, and Lindsay Hoffman of iHeart Podcasts.

The show is produced by Jody Avirgan and Brittani Brown of Roulette Productions. 

Our Chief Puzzle Officer is Greg Pliska. Our associate producer is Andrea Schoenberg.