Matt Dillahunty

Matt Dillahunty is an American atheist activist and one of the most recognizable figures in the secular debate community. Born in 1969 and raised as a fundamentalist Baptist in the American South, he spent over two decades as a committed Christian and even began studying to become a minister. His attempt to build an ironclad apologetic defence of his faith led him, unexpectedly, to abandon Christianity entirely after methodically examining its foundations. He became an atheist in his late thirties.

Dillahunty co-hosted The Atheist Experience, a public access television show produced by the Atheist Community of Austin, from 2005 and served as its primary host for seventeen years. The call-in format, in which theists and skeptics phone in to debate religion and the supernatural, made him one of the most-watched secular voices on YouTube. Clips from the show circulated widely for his concise articulation of burdens of proof, logical fallacies, and the epistemological problems with religious belief. He stepped down from the show in October 2022 and moved to The Line, a channel focused on structured debates.

Beyond the call-in format, Dillahunty is a sought-after formal debate partner, having appeared alongside and against prominent apologists and religious figures on multiple occasions. He served as president of the Atheist Community of Austin from 2006 to 2013. His background in software development and his Navy service inform his methodical, systems-oriented approach to argument. He is widely credited with raising the quality of public discourse between atheists and believers by insisting on precision of language and explicit acknowledgment of logical standards.