Cognitive variability

In the News:

Why you may be mis­un­der­stand­ing the men­tal test that Trump passed with fly­ing col­ors (The Wash­ing­ton Post):

“On its sur­face, the Mon­tre­al Cog­ni­tive Assess­ment (MoCA) test seems pret­ty easy. Can you draw a three-dimen­sion­al cube? Can you iden­ti­fy these var­i­ous ani­mals? Can you draw a clock? Can you repeat back the phrase, “The cat always hid under the couch when dogs were in the room”?…The point is not that the test is easy. The point is that an inabil­i­ty to com­plete aspects of the test reveals dif­fer­ent types of men­tal decline. [Read more…] about On the val­ue and the lim­its of cog­ni­tive screen­ing, as seen in Pres­i­dent Trump’s examination