“An engrossing and ambitious novel that vividly portrays a critical time in American history.” — Booklist (starred review) “Enthralling. A Fierce Radiance shines with fascinating detail.... Belfer’s powerful portrayal of how people are changed in pursuit of a miracle makes this book an especially compelling read.” — Nancy Horan, author of Loving Frank Set during the uncertain early days of World War II, this suspenseful story from the New York Times bestselling author of City of Light follows the work of photojournalist Claire Shipley as she captures America’s race to develop life-saving antibiotics—an assignment that will involve blackmail, espionage, and murder.