Jeremy D'Entremont has been writing about and photographing the lighthouses of New England since the mid-1980s. He's the author of more than 20 books and hundreds of articles on lighthouses and other maritime subjects. He is the historian for the U.S. Lighthouse Society and produces and hosts the Society's podcast, "Light Hearted." He's a past president for the American Lighthouse Foundation and founder of Friends of Portsmouth Harbor Lighthouses.