Dave Marx is cofounder and publisher of PassPorter Travel Press and along with Jennifer Marx, has co-authored 28 PassPorter guidebooks. He discovered Disneyland in 1975, the Walt Disney World Resort in 1997 and first cruised with Disney in October 1999. He's since booked passage with Disney 18 more times and, as with Jennifer Marx, was aboard for the Christening and maiden voyage of the Disney Dream and Disney Fantasy Inaugural.

Jennifer Marx's most noteworthy cruises include the Disney Magic's eastbound Panama Canal crossing in August 2005, and a 2006 Mediterranean cruise researching Disney's 2007 Mediterranean visit. She is the author of more than 30 books, including the guide that started it all: PassPorter's Walt Disney World.

Jennifer and Dave's 9-year-old son, Alexander Marx, is a veteran visitor to Walt Disney World and has cruised the Mediterranean and sailed from Los Angeles to Port Canaveral, FL via the Panama Canal. He offers expert opinions and brings his own 'Toddler Tips' and 'Kid Tips' to this guidebook. They live in Ann Arbor, MI.