A bold, revelatory novel about one of the great untold stories of World War I--the women of the U.S. Army Signal Corps, who broke down gender barriers in the military, smashed the workplace glass ceiling, and battled a pandemic as they helped lead the Allies to victory. In June 1917, General John Pershing arrived in France to establish American forces in Europe. He immediately found himself unable to communicate with troops in the field. Pershing...

Biography of Elizebeth Smith Friedman, an American woman who pioneered codebreaking in WWI and WWII but was only recently recognized for her extraordinary contributions to the field.