Complex sentence: Teller is an atheist, debunker, skeptic, and a fellow of the Cato Institute (a free market libertarian think tank which also lists his partner Penn Jillette as a fellow), featured prominently in the Penn and Teller Showtime TV series'.
Split into simpler sentences: Teller is an atheist, debunker, skeptic, and a fellow of the Cato Institute (a free market libertarian think tank which also lists his partner Penn Jillette as a fellow). The Cato Institute is featured prominently in the Penn and Teller Showtime TV series'.