Swing Kings : HarperCollins Publishers Inc : 9780062872104 : 0062872109 : 31 Mar 2020 : "The best baseball book I've read in years." ? Sam Walker ? "An exhilarating story of innovation."  ? Ben Reiter ? "Swing Kings feels like a spiritual successor to Moneyball." ? Baseball Prospectus From the Wall Street Journal's national baseball writer, the captivating story of the home run boom, following a group of players who rose from obscurity to stardom and the rogue swing coaches who helped them usher the game into a new age. We are in a historic era for the home run. The 2019 season saw the most homers ever, obliterating a record set just two years before. It is a shift that has transformed the way the game is played, contributing to more strikeouts, longer games, and what feels like the logical conclusion of the analytics era. In Swing Kings, Wall Street Journal national baseball writer Jared Diamond reveals that the secret behind this unprecedented shift isn't steroids or the stitching