Dennison Berwick is a sailor, marine mechanic, writer, illustrator and adventurer. He lives aboard his 36-foot Chevrier steel sloop Oceandrifter. He has sailed in Europe, the Great Lakes, the North Atlantic, sub-Arctic Labrador and the Andaman Sea in South-East Asia. Before taking up sailing, he walked across India and travelled solo in a small canoe in the amazon rain forest for five years; the subjects of three earlier books.