Maritime historians Chris Frame and Rachelle Cross share a passion for passenger ships, ocean liners and cruising, having written 18 maritime history and cruising books as well as articles and feature stories for magazines and newspapers. Both have appeared on television news speaking about cruising and maritime history, while Chris has featured as a history expert on TV and radio for the BBC, Sky News, Channel 5 and ABC News and LBC 97.3. They maintain popular cruising and history YouTube channel at https://youtube.com/chrisframeofficial and a website at www.chriscunard.com. Rob Henderson, a P&O and Carnival historian, maintains a significant maritime history archive and large collection of images established with the late Doug Cremer. Now retired, he lives in Australia.