Since much is still not fully understood about this art and its sources, the exhibition and catalog are replete with fascinating speculations rather than traditional iconographic interpretations negotiating a terrain that touches on cultural anthropology, the history of technology, and brainphysiology.
So, drilling down further into the physiology of the brain, Mr. Dunbar's team has now found that a rich social network also goes with the ability to reason about others' intentional states.
"Linda has made a wonderful set of contributions about the specificity of connections and the functional read-out both in the intermediate station and the cerebral cortex, " says Eric Kandel , a university professor at Columbia and senior investigator at HHMI, whose research into the brain earned him a Nobel Prize in Physiology or Medicine in 2000.