Describes the lesser-known technological talents of actress Hedy Lamarr and the collaborative work with avant-garde composer George Antheil that eventually led to the development of spread-spectrum radio, cell phones, and GPS systems.

Hedy Kiesler is lucky. Her beauty leads to a starring role in a controversial film and marriage to a powerful Austrian arms dealer, allowing her to evade Nazi persecution despite her Jewish heritage. But Hedy is also intelligent. At lavish Vienna dinner parties, she overhears the Third Reich's plans. One night in 1937, desperate to escape her controlling husband and the rise of the Nazis, she disguises herself and flees her husband's castle. She lands...

What do the most ravishingly beautiful actress of the 1930s and '40s and the inventor whose concepts were the basis of cell phone and Bluetooth technology have in common? They are both Hedy Lamarr, the glamour icon whose ravishing visage was the inspiration for Snow White and Cat Woman and a technological trailblazer who perfected a radio system to throw Nazi torpedoes off course during WWII.

Hedy Kiesler is lucky. Her beauty leads to a starring role in a controversial film and marriage to a powerful Austrian arms dealer, allowing her to evade Nazi persecution despite her Jewish heritage. But Hedy is also intelligent. At lavish Vienna dinner parties, she overhears the Third Reich's plans. One night in 1937, desperate to escape her controlling husband and the rise of the Nazis, she disguises herself and flees her husband's castle. She lands...