William G SeifertBill Seifert was a project engineer at Tartan Marine Company, materials manager at Tillotson Pearson Inc., and a project manager at Alden Yachts. In 1991, he started his own yacht management company. He does prerace seaworthiness inspections fr the Marion - Bermuda Race.Dan Spurr was the editor of Practical Sailor newsletter for twelve years. A former senior editor for Cruising World, he is the author of Heart of Glass: Fiberglass Boats and the Men Who Made Them, Spurr's Boatbook: Upgrading the Cruising Sailboat, and Yacht Style, among other books. Read More Read Less