Captain John served over twenty years in the US Coast Guard as an enlisted navigator, search and rescue skipper, ship driver, and master training specialist. He later directed the seamanship and chart navigation departments at the Chapman School of Seamanship in Florida. He sailed his own boats for 13 years and has crewed aboard sailing yachts on deliveries. He is the author of 'Seamanship Secrets' and the three-book 'Captain John's Sailing Skills Series' and has written for Blue Water Sailing, Good Old Boat, and Sail Universe. Visit www.skippertips.com and sign up for a FREE newsletter.