Professor Emeritus, School of Natural Sciences, Bangor University

University of Leicester

Professor of Paleolimnology, Umeå University

Professor of Quaternary Science, Geography & Environment, University of Southampton

Professor of geology, Guelph University

Scientific Researcher INCAR-CSIC

Associate Professor in Microbiology, University of Derby

Postdoctoral Researcher, University of Limerick

Researcher, Swedish University of Agricultural Sciences

Research Geologist, US Geological SUrvey