John Feinstein is a prominent American sportswriter, author, and sports commentator known for his non-fiction books on sports such as basketball, golf, baseball, tennis, and football. He was born on July 28, 1956, and began his career as a sportswriter at The Washington Post. Feinstein gained fame with the publication of his book "A Season on the Brink," which chronicled a year in college basketball with the Indiana Hoosiers and their coach Bobby Knight, becoming one of the best-selling sports books of all time. He has since written numerous books, often focusing on behind-the-scenes aspects of the sports world, and his works are acclaimed for their insightful and detailed portrayal of athletes and coaches. Additionally, Feinstein is a contributor to various sports-related broadcasts and has appeared on outlets such as NPR and the Golf Channel.