Age: 46
Occupation: Unemployed talk-show host
Previous TIME 100 Appearances: 0
For the most influential man without a job in showbiz, getting canned may have been a strange sort of promotion. Being booted from The Tonight Show for Jay Leno was a disappointment, but it also turned O'Brien into a kind of TV rebel hero, inspiring protests from Team Coco, launching a nationwide stage show and possibly parlaying his new status into launching a rival talk show for a new network.