Teller, Mencken research fellow, is the smaller, quieter half of Penn and Teller. He and Penn Jillette appear regularly in Las Vegas and co-host a series on Showtime that looks to debunk junk science, scares and scams with reason and logic. He writes occasionally about freedom of speech.

More from Teller

Commentary

Next Stop: The Crib

Cato.org. August 26, 1996.