Andrew Goudie is Professor of Geography at the University of Oxford and a former Pro-Vice Chancellor. He is holder of the Royal Geographical Society's Founder's Medal and the Royal Scottish Geographical Society's Mungo Park Medal. He is a Fellow of Hertford College, Oxford. His previous books include The Human Impact 5e (Blackwell, 1999), The Human Impact Reader (Blackwell,1997) , The Earth Transformed (Blackwell, 1997), and The Changing Earth (Blackwell, 1995). He is co-editor of The Students Companion to Geography (Blackwell, 1992) and The Dictionary of Physical Geography 3e (Blackwell, 2000)