Traces the life of Elizebeth Smith, who met and married groundbreaking cryptologist William Friedman and worked with him to discover and expose Nazi spy rings in South America by cracking multiple versions of the Enigma machine. "In 1916, a young Quaker schoolteacher and poetry scholar named Elizebeth Smith was hired by an eccentric tycoon to find the secret messages he believed were embedded in Shakespeare's plays. She moved to the tycoon's lavish...

"The author's great-uncle John Bear King was a Sioux Indian in the First Cavalry in the Second World War. Her book follows seven Sioux who put aside a long history of prejudice against their people and joined the fight against Japan, using their native language as a secret code for the Americans. The Sioux and other tribal code-talking groups have historically taken a backseat to the Navajo Code Talkers, until a presidential act of recognition was...

"By the time the United States joined the Second World War in 1941, the fight against Nazi and Axis powers had already been under way for two years. In order to win the war and protect its soldiers, the US Marines recruited twenty-nine Navajo men to create a secret code that could be used to send military messages quickly and safely across battlefields. Author James Buckley Jr. explains how these brave and intelligent men developed their amazing code,...

On his 81st birthday, without explanation, Karen Fisher-Alaniz's father placed two weathered notebooks on her lap. Inside were more than 400 pages of letters he'd written to his parents during WWII. She began reading them, and the more she read, the more she discovered about the man she never knew. They began to meet for lunch every week, for her to ask him questions, and him to provide the answers. It was through this process that she discovered...