The History of ADHD: 1798, Alexander Crichton The absolutely first known history of ADHD was written already in 1798 by a Scottish-born physician and author, Sir Alexander Crichton (1763-1856). He described what seems to be a similar mental state much like the inattentive subtype of ADHD, in his book: An inquiry into the nature and … Fortsätt läsa ADHD History