Chris Vrenna is a musician, producer, engineer, programmer, and songwriter best known as the drummer for Nine Inch Nails. He’s played with Marilyn Manson, Guns and Roses, Smashing Pumpkins, and more, and he’s composed music for video games in the Quake, Doom, Sims, Sonic the Hedgehog, and Call of Duty game series. Today, he teaches music technology and is on the board of directors for the US Space and Rocket Center Foundation.