Nader C DuttaNader C. Dutta is a recognized industry expert on Geopressure and was the Senior Science Advisor of Schlumberger prior to retiring in 2015. He is currently a Visiting Scholar at the Geological Sciences Department, Stanford University, California. He s the Editor of SEG's book - Geopressure (1987), and has been a member of United Nations Environmental Program (UNEP) and USA-DOE Gas Hydrate Assessment Committee. Read More Read Less