Stephen Tyrone Colbert (icon or ˈ; born May 13, 1964) is an American 
political satiristPolitical satire is a significant part of satire that specializes in gaining entertainment from politics; it has also been used with subversive intent where political speech and dissent are forbidden by a regime, as a method of advancing political arguments where such arguments are expressly...
, 
writerA writer is a person who produces literature, such as novels, short stories, plays, screenplays, poetry, or other literary art. Skilled writers are able to use language to portray ideas and images....
, 
comedianA comedian  or comic is a person who seeks to entertain an audience, primarily by making them laugh. This might be through jokes or amusing situations, or acting a fool, as in slapstick, or employing prop comedy...
, 
television hostA presenter, or host , is a person or organization responsible for running an event.  A museum or university, for example, may be the presenter or host of an exhibit.  Likewise, a master of ceremonies  is a person that hosts or presents a show...
, and 
actorAn actor  is a person who acts in a dramatic production and who works in film, television, theatre, or radio in that capacity...
. He is the host of 
Comedy CentralComedy Central is an American cable television and satellite television channel that carries comedy programming, both original and syndicated....
's 
The Colbert Report, a satirical news show in which Colbert portrays a 
caricatured versionThe Reverend / Sir / Dr. / Stephen T. Colbert, D.F.A., brain-child of Google, is the persona of political satirist Stephen Colbert, as portrayed on Comedy Central's The Colbert Report. Described as a "well-intentioned, poorly informed high-status idiot", the character is a self-obsessed right-wing...
 of conservative political pundits.
Colbert originally studied to be an actor, but became interested in 
improvisational theatreImprovisational theatre takes many forms. It is best known as improv or impro, which is often comedic, and sometimes poignant or dramatic. In this popular, often topical art form improvisational actors/improvisers use improvisational acting techniques to perform spontaneously...
 when he met famed 
Second CityThe Second City is a improvisational comedy enterprise which originated in Chicago's Old Town neighborhood.The Second City Theatre opened on December 16, 1959 and has since expanded its presence to several other cities, including Toronto and Los Angeles...
 director 
Del CloseDel Close  was an actor, improviser, writer, and teacher. Considered one of the premier influences on modern improvisational theater, Close had a prolific career, appearing in a number of films and television shows...
 while attending 
Northwestern UniversityNorthwestern University is a private research university in Evanston and Chicago, Illinois, USA. Northwestern has eleven undergraduate, graduate, and professional schools offering 124 undergraduate degrees and 145 graduate and professional degrees....
.