In June 2021, after leading LSU to its ninth Super Regional under his watch, Paul Mainieri announced his retirement. Later that month, the NCAA announced its interim NIL policy, paving the way for athletes to monetize on their name, image and likeness. Three years after his announcement, Mainieri is back in the game. He’s taking over as the head coach at South Carolina, which will be his first college coaching opportunity in the era of NIL and the transfer portal. The game has changed dramatically since he last stood in the dugout, but Mainieri said that’s why it’s important for him to put tog…