John Tierney is an American journalist and author. He is best known for his work as a science writer for The New York Times, where he wrote the popular “Findings” column. Tierney has also written for The Atlantic, The Wall Street Journal, and The Washington Post. He is the author of several books, including Willpower: Rediscovering the Greatest Human Strength and The Power of Bad: How the Negativity Effect Rules Us and How We Can Rule It. Tierney is a graduate of Harvard University and lives in New York City. He is an advocate for evidence-based decision-making and has been a vocal critic of pseudoscience. Tierney is a passionate believer in the power of science to improve our lives.