In the shadowed corridors of World War II history, an untold story of heroism emerges with Liza Mundy's "Code Girls," a riveting narrative that brings to light the incredible efforts of over ten thousand American women who served as the backbone of the Allies' cryptanalytic endeavors. These unsung heroines, plucked from the familiarity of their lives and thrust into the clandestine world of code-breaking, played a pivotal role in deciphering the Axis powers' communications, thereby altering the course of the war. With meticulous research and compelling prose, Mundy unveils the remarkable saga of these brilliant women, whose intellectual prowess and unwavering determination contributed immeasurably to the Allied victory, all the while pioneering the path for future generations in the realms of science and technology. Beyond the battlefield exploits and strategic victories, "Code Girls" delves into the personal stories of these trailblazers, exploring the sacrifices they made and the secrets they were compelled to keep. Mundy masterfully narrates how these women, drawn from the quiet corners of America to the bustling epicenter of wartime intelligence in Washington, shattered the constraints of their time, forging new identities and careers in the process. Through intimate anecdotes and detailed accounts, the book not only chronicles their invaluable contributions to cryptanalysis and their critical role in shortening the war but also pays homage to their legacy, which for too long remained hidden beneath the veil of secrecy. "Code Girls" stands as a testament to the strength, intelligence, and bravery of these extraordinary women, whose stories of courage, service, and scientific achievement continue to inspire long after the war has ended.