Dr. Matthew Smith is a Professor of Health History at the University of Strathclyde Centre for the Social History of Health and Healthcare. He is the author of An Alternative History of Hyperactivity: Food Additives and the Feingold Diet and Hyperactive: The Controversial History of ADHD AND Another Person's Poison: A History of Food Allergy (Columbia University Press) AND The History of Mental Health, the link between socioeconomic factors and mental health. He has won the Roy Porter Award, the Cadogan Prize and the Pressman-Burroughs Wellcome Award for his research and writing, has been the BBC News as a New Generation Thinker, and is a member of the Royal Society of Edinburgh's Young Academy of Scotland.