National Bestseller NPR Best Book of the Year “Not all superheroes wear capes, and Elizebeth Smith Friedman should be the subject of a future Wonder Woman mov

An inspiring true story, perfect for fans of Hidden Figures, about an American woman who pioneered codebreaking in WWI and WWII but was only recently recognized

 Protesters called it an act of war when the U.S. Coast Guard sank a Canadian-flagged vessel in the Gulf of Mexico in 1929. It took a cool-headed codebreaker

An epic tale of invention, in which ordinary people’s lives are changed forever by their quest to engineer a radically new kind of car In 2007, the X Prize Fo

The award-winning New York Times bestseller about the American women who secretly served as codebreakers during World War II--a "prodigiously researched and eng