Barry Mault is a prominent member of the International Guild of Knot Tyers (IGKT). His main interest is practical knots, although he also works with parachute cord, making small decorative items.

Gillian Blease is a freelance illustrator based in London, UK. She studied Fine Art at the University of Newcastle-Upon-Tyne. Clients include The British Council, Random House Publishing and BBC Worldwide. She is a weekly contributor to The Guardian newspaper in the UK.