University of Colorado

Professor of Cognitive and Anthropological Archaeology, University of Oxford

Distinguished Professor of Anthropology, University of Colorado, Colorado Springs

University College London

University of New England

Scientific coordinator of the research project 'The Role of Culture in Early Expansions of …

University of Colorado, Colorado Springs

University of the Witwatersrand

Cambridge Archaeological Unit, University of Cambridge

Post doctoral fellow, Institute for Archaeological Sciences, University of Tübingen