The tech industry is male-dominated, wilfully ignoring the chance to build a skill-set in the other 50% of the population. And then complaining there’s a skill shortage.

But some people get around to begin changing things, to encourage women into tech and coding and to build the skills and the structures around them. So if you want to encourage girls – your pupils, your daughters – into tech and give them the skills of the 21st century, this is not a bad place to start: