Producer and writer of the classic TV series, "Seinfeld" and "Curb Your Enthusiasm" in which he also starred as himself.
He joined the United States Army Reserve following graduation from the University of Maryland with a history degree; he also had a stand-up career, which he supplemented with jobs as a store clerk, limousine driver, and television repairman.
He won a 1993 Emmy Award for "Seinfeld" in the Outstanding Comedy Series category.
He married Laurie Lennard on March 31, 1993; they divorced in 2007; the couple had two children together.
He first met Michael Richards on "Fridays," an early 1980s weekly late-night live comedy show on ABC for which he was a writer and actor.