Neocortex matters more than social enhancements à la Facebook, says Robin Dunbar's number Dunbar in a recent article. Will these results get him a Nobel Prize?
In 1992 Robin Dunbar famously proposed a rough estimate of 150. In 1998, the mean personal network size was of 290. And in 2010 we are now facing an average of 610 personal ties. So - who says more?