"Dad was very into electronics, robotics and computers, so I was interested in what he was doing." — Rhianna Pratchett

A lot of young girls don't realise how diverse the career opportunities are in games development. Many think that you need elite math skills and a vast knowledge of all things tech to work in games, and haven't thought about avenues like design, producing, art, writing or composing.

The type of Alzheimer's Dad has is rare - posterior cortical atrophy or PCA - and it affects his spatial awareness and the way he judges distance. His first symptoms were erratic typing and spelling, but to talk to him, you'd never know there was a problem.