sentences:  Phil Gibbard
  
  Philip Leonard Gibbard (born 1949 in Chiswick, London) is a Quaternary geologist and has been Professor of Quaternary Palaeoenvironments in the University of Cambridge, Department of Geography since 2005.A PhD student of Professor Richard Gilbert West in the Subdepartment of Quaternary Research, University of Cambridge (1971–1974), he investigated the diversion of the "River Thames" from its course through Hertfordshire to its present course through London.