Thomas Cathcart and Daniel Klein are authors of the national bestseller, Plato and Platypus Walked into a Bar: Understanding Philosophy Through Jokes. The book was featured on the New York Times best-sellers list. The authors have been best friends since Harvard, where they both majored in philosophy. Dan has written jokes for various comedians including Flip Wilson and Lily Tomlin, designed stunts for Candid Camera, and authored several thrillers and mysteries. Tom dropped in and out of various divinity schools and currently makes certain that Danny's jokes are philosophically accurate. Dan lives in the Berkshires with his wife; Tom lives on Cape Cod with his wife.