Tom Jackson is a writer specializing in science and technology for children and adults. Titles include Chilled: How Refrigeration Changed the World and Might Do So Again and Philosophy: An Illustrated History of Thought.

Cristina Guitian is an illustrator living and working in London, England. Her distinct style of hand-drawn characters and typography creates surreal worlds filled with hybrid creatures that won her a Bronze Award, Best of British illustration in 2009. Cristina has also created installations for Victoria Revealed, a permanent exhibition at Kensington Palace, London, and has been featured in the prestigious D&DA Annual.