In the world of travel, Paul Theroux doesn’t need an introduction—and when one is offered, it is full of superlatives. He has been called the “world’s most perceptive travel writer” and is the author of 56 books, both fiction and non-fiction, including the acclaimed Great Railway Bazaar (published in 1975) and The Mosquito Coast, which was made into a 1986 movie starring Harrison Ford. Paul was awarded a Royal Medal from the Royal Geographical Society for “the encouragement of geographical disco...