‘Rich club’ of 12 rule the human brain

http://www.jpost.com/Health/Article.aspx?id=244150

http://www.jneurosci.org/content/31/44/15775

“If we wanted to look for consciousness in the brain, I would bet on it turning out to be this rich club,” he said.

Best connected of all is the precuneus, an area at the back of the brain. Van den Heuvel says its function is not well understood, but thinks that it acts as an "integrator region" collating high-level information from all over the brain.

The “rich club” comprises of six pairs of identical regions, with one of each pair in each hemisphere of the brain and the best connected of all is the precuneus, an area at the back of the brain.