University of Utah

Environment Canada

Department of Earth Sciences, Utrecht University, The Netherlands

Professor of Geology and Biology, University of Utah

University of Bristol

Dusenbury Professor of Geological and Geophysical Sciences, Princeton University

Professor Titular - Laboratório Ecologia Isotópica - Cena-USP

Gewooon Hoogleraar KU Leuven

Professor, Department of Archaeology, Simon Fraser University

Professor of Geoscience, Pennsylvania State University