Last updated on: 2/1/2018 | Author:

Kenneth S. Deffeyes, PhD Biography

Professor Emeritus of Geology at Princeton University
Not Clearly Pro or Con to the question "Can Alternative Energy Effectively Replace Fossil Fuels?"

“Fossil fuels are a one-time gift that lifted us up from subsistence agriculture and eventually should lead us to a future based on renewable resources.”

Beyond Oil: The View from Hubbert’s Peak, 2005

Theoretical Expertise Ranking:
Individuals with PhDs, or equivalent advanced degrees in fields relevant to alternative energy or fossil fuel issues. Also top-level government officials (such as foreign leaders, US presidents, Founding Fathers, Supreme Court Justices, members of legislative bodies, cabinet members, military leaders, etc.) with positions relevant to alternative energy or fossil fuel issues.
Involvement and Affiliations:
  • Former Senior Technology Director, United Energy Corporation
  • Faculty, Department of Geology, Princeton University, 1967-1998
  • Researcher, Minnesota Fish and Game Commission, 1962-1967
  • Geologist, Shell Oil, 1958-1962
  • Former Consultant, S.C. Resources
  • Former Consultant, Mispec of Canada
  • Former Consultant, BioMyne Technology
  • Former Consultant, Bauer Metals
  • Former Consultant, Eocene Research
  • PhD, Geology, Princeton University, 1958
  • MS, Engineering, Princeton University
  • BS, Geological Engineering, Colorado School of Mines
  • He died on Nov. 29, 2017
  • Public Speaker on Peak Oil
Quoted in:
  1. Is Global Oil Production at (or Past) Its Peak?