After 5,000 years, the game of Nine Men's Morris has succumbed to the power of modern computing, plus other recent mathematical discoveries in the world of games.

We talk to Tim Pilkington, a keen basketball player, who has a joint honours BSc in Maths, Physical Education and Sports Science from Loughborough University. Tim has worked as a mathematics teacher and is now working as an accountant.

The mathematics underlying today's complex telephone networks is still based on his work. Erlang was the first person to study the problem of telephone networks.