Humor Travel Memoir

Dr. Peter McGraw, founder of the Humor Research Lab at the University of Colorado Boulder, teamed up with journalist Joel Warner on a far-reaching search for the secret behind humor. Their journey spanned the globe, from New York to Japan, from Palestine to the Amazon. Meanwhile, the duo conducted their own humor experiments along the way-to wince-worthy, hilarious, and illuminating results.

“There are two times in a man’s life when he should not speculate,” he wrote. “When he can’t afford it and when he can.” The publishing company Twain owned was failing; his investment in a typesetting device was bleeding red ink. After losing hundreds of thousands of dollars back when a beer cost a nickel, he found himself neck-deep in debt. His heiress wife, Livy, took the setback hard. “I have a perfect horror and heart-sickness over it,” she wrote. “I cannot get away from the feeling that business failure means disgrace.”