Digging for the Roots of CultureWhen did our ancestors start behaving like modern humans?By HENK ROSSOUW De Hoop, South Africa As a boy, 40 years ago, Christopher S. Henshilwood spent his summers at Blombos, his grandfather's farm on the southernmost coast of Africa. Exploring the sand dunes and thick bush, he discovered the hearths and remnants of tools left by the Khoisan hunter-gatherers, who had lived for... Copyright © 2009 by The Chronicle of Higher Education Subscribe | About The Chronicle | Contact us | Terms of use | Privacy policy | Help |