The Controversial History of ADHD 49 View more insights in Arts and Humanities - History View more figures from University of Strathclyde · Tools Cite Embed Matthew Smith discusses hyperactivity as a uniquely late twentieth-century disorder. Image courtesy of Matthew Smith. Study Image courtesy of interviewee. May 5, 2021 Log-in or Sign-up to Faculti Currently viewing this subject insight as a guest. You have insight(s) remaining for this month. Login Sign-up or Subscribe