John Emsley won the Science Book prize in 1995 for his Consumer's Good Chemical Guide , and followed this with a series of popular science books: Molecules at an Exhibition , Was it Something You Ate? (co-authored with P. Fell), and The Shocking History of Phosphorus , all of which have been translated into many other languages. After 20 years as a researcher and lecturer in chemistry at London University, he became a freelance writer, as well as Science Writer in Residence, first at Imperial College London and then at Cambridge University. In 2003 he was awarded the German Chemical Society's Writer's Award.