Terrence J. Sejnowski holds the Francis Crick Chair at the Salk Institute for Biological Studies and is a Distinguished Professor at the University of California, San Diego. He has published twelve books, including (with Patricia Churchland) The Computational Brain.

Shawn Compton is a professional voice actor and audiobook narrator. He is also a seventeen-year veteran of the Air Force, and has a strong creative background from which to draw inspiration for his narration.