Consultancy in fore-and-aft rigs. Renowned specialist in gaff rig. Author of Hand, Reef and Steer, probably the most-read standard work on the practicalities of sailing gaffers. World authority on sailing pilot vessels (author/compiler of Pilots, the standard work), traditional navigation methods and sea-routes for sailing vessels. Highly qualified trainer in traditional seamanship - RYA/MCA Yachtmaster Instructor Examiner and author of the RYA's Manual of Seamanship. Media presenter - specialising in traditional and older craft (Presenter of Discovery Channel Boatyard).