Mark Cotta Vaz is a New York Times bestselling author of thirty-six books. His award-winning and critically acclaimed works include The Invisible Art (coauthored with Craig Barron), Living Dangerously, and the Twilight Saga movie companion series, all #1 New York Times bestsellers. Vaz has written for numerous periodicals, including Cinefex, Yoga Journal, and Wired. He lives in San Francisco Bay area in California.
John H. Hill has worked in the museum field for more than thirty-five years, first at Laguna Art Museum, and at SFO Museum since 1986. At SFO Museum he curates exhibitions, develops collections on the history of commercial aviation, and oversees the operation of the San Francisco Airport Commission Aviation Library and Louis A. Turpen Aviation Museum. Hill also a board member of the Pan Am Historical Foundation. He lives in San Francisco, California.