9 November 1913 — 19 January 2000
We all have many different talents, but Hedy Lamarr shone in two surprisingly different areas. Born in Austria, Hedy moved to the United States and became a celebrated Hollywood screen actress, starring alongside the likes of Clark Gable, Lana Turner, and Judy Garland. While she’s best known for her acting talents, she was also a brilliant mathematician. Working with her neighbour, the composer George Antheil, she helped to invent the frequency-hopping spread-spectrum in 1942 — a technology that we still use more than 70 years later in Bluetooth, wi-fi connections, and cordless phones..