Present and Previous Positions

• Royal Society Research Professor, at the School of Earth Sciences at the University of Oxford
• Honorary professor at the University of Bristol
• 2004 Professor of Petrology, Department of Earth Sciences, University of Bristol
• 2008 - 2009 Head of Department of Earth Sciences, University of Bristol
• 2007 Guest professor, Nagoya University, Japan
• 2002 - 2007 NERC Senior Research Fellow, University of Bristol
• 1998 - 1999 Fulbright Scholar, University of Oregon, Eugene, Oregon, USA
• 1995 - 2002 Royal Society University Research Fellow, University of Bristol
• 1991 - 1995 NERC Post-doctoral Research Fellow, University of Bristol
• 1990 - 1991 Junior Research Fellow, Hertford College, Oxford
• 1990 - 1991 Post-doctoral research assistant to Dr. D.G. Fraser, University of Oxford
• 1989 - 1990 Post-doctoral research assistant to Professor R.S.J. Sparks, University of Bristol
• 1986 - 1987 Post-graduate research assistant to Professor R.G. Burns, MIT
• 1985 - 1986 Kennedy Memorial Scholar, Massachusetts Institute of Technology, USA