Ada Lovelace Day is an international celebration of the achievements of women in science, technology, engineering and maths (STEM). Grassroots events and activities are held all around the world and, every year since 2010. Find out more here https://www.indiegogo.com/projects/ada-lovelace-day-live-2014
http://www.theguardian.com/lifeandstyle/2014/oct/13/ada-lovelace-day-women-computing-60s