Joyner focuses on one part of the video above:
[Sir Ken Robinson] denies contends that Attention Deficit and Hyperactivity Disorder is either a complete myth or overdiagnosed. Rather, the problem is that we’re expecting them to sit around and keep quiet in an educational system no longer relevant to the modern world.
This may be slightly overblown but I largely think he’s right.
(Apologies for the original error, now struck through.)