Journalist and author A. J. Jacobs talks about his book, Thanks a Thousand, with EconTalk host Russ Roberts. Jacobs thanked a thousand different people who contributed to his morning cup of coffee. In this conversation, Jacobs talks about the power of gratitude and different ways we can express gratitude in everyday life. He and Roberts also explore the unintended web of cooperation that underlies almost every product we encounter in a modern economy.