Whether you're an avid reader or haven't finished a book since high school, chances are you've seen books with the words "a New York Times Best Seller" on the cover. Have you ever wondered what it takes to earn this stamp of approval, or why so many books are somehow No. 1 best sellers? In this special episode from Data Dives, host Carolyn Parmer explains the complicated process of how the Times constructs its best-seller lists — what the public knows about it, that is.