Jonathan R. Eller is Professor of English, Director of the Center for Ray Bradbury Studies, and Senior Textual Editor of the Institute for American Thought at Indiana University. He co-founded the Bradbury Center within the Institute for American Thought in 2007, and became the Center's director in August 2011.

In 1993 Eller retired from a twenty-year Air Force career. Since 2000 he has edited or co-edited several limited press editions of Ray Bradbury's fiction, including The Halloween Tree in 2005, Dandelion Wine in 2007, and two collections of stories and precursors related to Bradbury's publication of Fahrenheit 451 in 1953: Match to Flame (2006) and A Pleasure to Burn (2010). In 2004 he co-authored (with William F. Touponce) Ray Bradbury: The Life of Fiction. Eller's most recent book, Becoming Ray Bradbury (2011), centers on Bradbury's early life and development as a writer. He is presently working on a companion volume focusing on the middle decades of Bradbury's career and his rise to cultural prominence.