Premise: Stephen Tyrone Colbert ( , ; born May 13, 1964) is an American comedian, television host, actor, and writer. He is best known for hosting the satirical Comedy Central program "The Colbert Report" from 2005 to 2014, and hosting the CBS talk program "The Late Show with Stephen Colbert" beginning in September 2015.
Hypothesis: At 51, Colbert moved to CBS.