Originally Posted by doodlebug
Basically, Webb sees the description of "hyperfocus" to be a less medical sounding description of perseveration and notes that the presence of it does exclude a diagnosis of AD/HD but that it can actually be the result of perseveration and inability to shift focus. He does not, however, state that it is a hallmark of diagnosis.

Oops! For some reason the EDIT function isn't working for my posts right now. But this statement should read:
"the presence of it does NOT exclude a diagnosis of AD/HD..."
Sorry.