While the number of women working in STEM (science, technology, engineering and mathematics) can be worrying - it's not just an old boys' club. There are some amazing, incredibly talented women working in STEM who are helping to change the world, and build our future. From software engineers and tech-curious anthropologists, to physicists and women who just really 'f***ing love science' - here are 20 women who are changing the future.
Who do you think are the most influential women working in STEM? Let us know below or on Twitter
Words: Cate Sevilla. Images: Rex Features, Getty Images, Wikimedia Commons