Ken Ratcliffe, a founding director of Chemostrat along with Tim, is President of Chemostrat Inc. He has worked in the oil industry for over 20 years after graduating from Imperial College and being awarded his doctorate from Aston University . Ken maintains a high research profile through his publications on modern stratigraphic techniques, including chemostratigraphy. Ken is responsible for work originating from North America, West Africa , Australia and the Far East