Lawrence Bee is an ecological consultant and educator and the author of the Field Studies Council's Guide to House and Garden Spiders. Geoff Oxford, a biologist who taught at the University of York for more than four decades, is an authority on spider colour variation and speciation. Helen Smith is a conservation biologist who leads the conservation programme for the UK's endangered Fen Raft Spider. This book is produced in collaboration with the British Arachnological Society, of which all three authors are active members.