He has abandoned part of his theory which started this aspect of psychological evolutionary studies in the 1970's. It is like Antony Flew finding God.-http://discovermagazine.com/2011/jan-feb/03-http://blogs.discovermagazine.com/gnxp/2010/08/against-hamiltonian-inclusive-fitness/-There is lots of psychobabble in this area of evolution studies. Robert Wright may be close to the past truths in his book, Non-Zero'.