A groundbreaking introduction to how sailboats behave, and a guide for predicting the performance of a modern sailing yacht Aero-hydrodynamics and the Performance of Sailing Yachts is the first major yacht design treatise to come along in a decade. With its cutting-edge explanations of how sails, keels, and rudders interact with their respective fluids to make a boat sail--and of how to use that knowledge to optimize a boat--this is a book that every student of yacht design will want on his or her shelf.