This book explores the discourse of attention deficit hyperactivity disorder (ADHD), one of the most debated mental health categories attributed to children and adults across the globe. The authors trace the origins, development and representation of ADHD to demonstrate how the category is produced through competing explanatory theories and processes of scientific, professional and lay discourse. Starting with the idea that medical categories are as much a product of cultural meaning, social processes and models of medicine as they are of scientific fact, this book utilises a range of perspectives from within critical discursive psychology to approach this topic. The authors discuss historical construction, media representation,