Roger Marshall is the technical editor for "Soundings". After designing for the renowned firm of Sparkman & Stephens, he established his own design company, where he has designed sailboats and powerboats from 15 to 65 feet. He has cruised the oceans of the world and sailed at all competitive levels: Admiral's Cup, Bermuda and Fastnet races, and various world and national championships. He has written extensively for "Motor Boating & Sailing, Yachting, SAIL, " the "New York Times", the "Daily Telegraph" (UK), "Australian Sailing, " and "Kazi" (Japan) and has written nine yachting book. He recen...