Rings of Fire is the story of how Edwin Land, founder of Polaroid, and a unique cast of characters created the calcite-based optical ring sights that helped U.S. naval antiaircraft guns and army bazookas zero in on targets and claim victory in World War II. It is a story of American ingenuity, determination, and grit in the face of enemy attacks.

Larry Hughes is a scientist, artist, and writer based in Memphis, Tennessee. His 45-year geophysics career has focused on mining and environmental investigations, resulting in numerous publications and top awards for scientific innovation. An award-winning watercolor artist, he has been selected as Artist in Residence at multiple national parks, where he advocates for resource preservation through plein-air trail engagement and painting classes for children. In his spare time, he cooks up a mean plate of chile rellenos.