Ken Jennings grew up in Seoul, South Korea, where he became a daily devotee of the quiz show "Jeopardy!" In 2004, he successfully auditioned for a spot on the show and went on an unprecedented seventy-four game victory streak worth $2.52 million. Jennings s book "Brainiac", about his "Jeopardy!" adventures, was a critically acclaimed "New York Times "bestseller, as were his follow-up books "Maphead" and "Because I Said So!" Jennings lives outside Seattle with his wife, Mindy, his son, Dylan, his daughter, Caitlin, and a small, excitable dog named Chance.

Kirby Heyborne is an accomplished actor, musician, and comedian who has received a number of AudioFile Earphones Awards for his audiobook narrations. He has had starring roles in over a dozen features and many short films. Kirby is also a cofounder and director of the Los Angeles-based improv comedy group The Society.