Bruce Beveridge is a foremost authority on Titanic's exterior, working arrangements, and technical aspects of her layout and construction. He has been historical advisor to the Chinese company building a new version of Titanic. Steve Hall is a renowned visual historian who has studied and researched Titanic's photographic record for 30+ years. They co-authored the classic Titanic: The Ship Magnificent, and Titanic or Olympic: Which Ship Sank?, for The History Press, as well as being involved in many more Titanic-related publications.