Lord Renfrew, Disney Professor of Archaeology at Cambridge University states:
"Archaeologists all over the world have realized that much of prehistory, as written in the existing textbooks, is inadequate. Some is quite simply wrong. What has come as a considerable shock, a development hardly foreseeable just a few years ago, is that prehistory, as we have learnt it is based upon several assumptions which can no longer be accepted as valid.."We are not sure about many things at this juncture. The.