Books Jim Holt Books by Jim Holt Jim Holt has written books about: Comedy Nonfiction History & Society Facebook Twitter Google+ Email NPR stories about Jim Holt Robert Krulwich/NPR Krulwich Wonders... The Worst Way To Stay Alive Forever August 7, 2012 If machines could one day duplicate a human brain, connections alone won't be enough. A brain has (and a machine needs) something else. Robert Krulwich/NPR Krulwich Wonders... Which Is Bigger: A Human Brain Or The Universe? July 24, 2012 You can fly with me across vast distances, go to impossibly faraway places because you have the tool that lets you — that hunk of flesh in your head. But can the universe outwit us? Book Reviews Where Do Jokes Come From? Funny You Should Ask August 6, 2008 Stop Me If You've Heard This Before, Jim Holt's funny, scholarly history of humor, ranges high and (very) low to answer the question, "What are you laughing at?"