Alex Bellos writes about maths for the Guardian and is the author of several bestselling popular science books. He has also written Futebol: The Brazilian Way of Life, which was shortlisted for Sports Book of the Year, and he ghost-wrote Pel's bestselling autobiography. He lives in West London.
Ben Lyttleton is an author, broadcaster and consultant to professional football clubs. He is the author of Twelve Yards: The Art and Psychology of the Perfect Penalty and Edge: What Business Can Learn from Football. He lives in North London.
Spike Gerrell is a prolific cartoonist known for his "spiky-nosed" illustrations. His work has been published in the New Scientist, Independent, Times Educational Supplement and Guardian. Spike lives in North London.