In this highly entertaining book, mycologist David Moore presents in a fascinating and lively way a guide to the fungal kingdom. He explores their role in food and agriculture and their dual role as infectious agents and providers of the most potent antibiotics. He also explores their fascinating evolutionary origins and shows us how life would not be possible without them. Throughout, the book relates interesting stories such as the Irish Potato famine and the discovery of penicillin. Anyone interested in biology and the natural world will find this an enjoyable and informative read.