Harrison Greenbaum is one of the most in-demand comedic performers in the world, described as "the hardest-working man in comedy" by both Time Out New York and the NY Daily News. On television, Harrison has been seen by millions on shows such as America's Got Talent, Last Comic Standing, Conan, Sherri, Comedy Central's This Week at the Comedy Cellar, National Geographic Channel's Brain Games, and more. He's also been a regular guest co-host on StarTalk with Neil deGrasse Tyson, as well as the warm-up comic for The Daily Show on Comedy Central.