Richard Wheaton is currently a Senior Lecturer in Petroleum Engineering , University of Portsmouth. He has 33 years of experience in the oil and gas industry. He joined BG Group (then British Gas) in 1980 starting as a Senior Scientist (Reservoir Engineering) in the Research Division and becoming a Research Project Leader developing an ‘in-house’ compositional reservoir simulator. He has held posts as a Principle Petroleum Engineer, Reservoir Engineering Manager, Chief Reservoir Engineer, Chief Petroleum Engineer and as Head of Corporate Reserves. In the last three years, he has been a Special Advisor to the Chief Executive. Dr. Wheaton's areas of expertise include reservoir engineering, reservoir modelling, development planning, reserves and resource estimation, project evaluation. He has worked extensively on both conventional oil, gas and condensate fields and on unconventional (coal seam and shale gas) and has worked on worldwide projects (Kazakhstan, Russia, Egypt, Trinidad, Vietnam, India, Australia, US, Brazil, Bolivia, UK) over the last 22 years.