avg_rating: 4.03
name: Mark L. Thompson
about: Mark L. Thompson is a freelance writer and merchant seaman living Alpena, Michigan. His lifelong love affair with the Great Lakes shipping industry has included stints as a crew member aboard the big boats and as a maritime academy administrator. Thompson is the author of the popular Steamboats and Sailors of the Great Lakes and A Sailor’s Logbook: A Season Aboard Great Lakes Freighters.