1. President, INQUA-SACCOM, and Past-chair, ICS Subcommission on Quaternary Stratigraphy President, INQUA-SACCOM, and Past-chair, ICS Subcommission on Quaternary Stratigraphy
2. Cambridge Quaternary, Department of Geography, University of Cambridge, Downing Street, Cambridge CB2 3EN, England, UK Cambridge Quaternary, Department of Geography, University of Cambridge, Downing Street Cambridge CB2 3EN England UK