It’s a Sunday morning at East Dulwich Picturehouse in South London, and a group of three- and four-year-old children is playing in a backroom. But not with cars or dolls. Instead, they are learning ...

Nikole Vaughn remembers breaking down in tears in her early days as a programmer, hammering away late into the night on code that just wouldn’t run. She was fresh out of college, in her first year ...