Neuroskeptic has a good response to these articles at http://neuroskeptic.blogspot.com/2012/11/were-probably-not-getting-dumber.html http://neuroskeptic.blogspo

Neuroskeptic has a good response to these articles at http://neuroskeptic.blogspot.com/2012/11/were-probably-not-getting-dumber.html http://neuroskeptic.blogspot.com/2012/11/were-probably-not-g..., essentially arguing against Crabtree's thesis for being too speculative.