Ada Lovelace – the pioneers who created the world's first algorithm
Ada Lovelace was born in 1815, right into the English upper class. Lovelace's interest in mathematics and logic was encouraged by his mother, and eventually she wrote what is now seen as the world's first algorithm. She also introduced the idea of artificial intelligence and has received the programming language Ada was named after him.
Hedy Lamarr – actress, model for Snow White, and the brain behind the wifi
Lamarr was born in 1914 and is perhaps best known for his acting career in the US. She is said to have been the model for the cartoon Snow White. But the fact is that she also laid the foundation of many wireless technologies we use today, such as GPS, Bluetooth and WiFi. Her invention "Secret Communication System" was based on a technology for automatically switching frequency between 88 different channels. The technology was first used in 1962 by the US blockade of Cuba, but is still used today including our cell phones.
Elsa-Karin Boestad-Nilsson – she programmed computers to defense
When Elsa-Karin Nilsson Boestad-1940s started programming for the Defence Research Establishment (FOA) had low status profession. But she still worked tirelessly and developed including the first Swedish calculator, Bark. Before his retirement in 1990, she worked still on FOA and had become head of the Department of Mathematics and computing, a department that employed almost exclusively women.