Mark Chisnell is the author of 18 books as well as being a professional sailor and navigator. He has worked for 7 America’s Cup teams and won 3 Sailing World Championships and the Admiral’s Cup. He currently works at INEOS Britannia preparing for the next America’s Cup. Gilberto Pastorella is an applied mathematician, business and data consultant for multinational companies as well as being a professional sailor and navigator. He sails in the Swan 50 and ORC circuits and is a data analyst for a TP52 team.
"""Turns on-board racing information into results with an expert guide on how to turn the theory into practice. Simply by mastering your instruments you can make the right calls every time and know for certain when to tack, which shift to look out for and how the tide can work with or against you."" (Sailing Magazine) ""Mark Chisnell has been a beacon of clarity in his B&G blog coverage of the Volvo Ocean Race, and his racing tactics book could offer you the same insight to improve your racing performance."" (Yachts & Yachting)"