(2) - Colin J. Campbell, Ph.D., (born in Berlin, Germany in 1931) is a retired British petroleum geologist who predicts that oil production will peak by 2007, Campbell has over 40 years of experience in the oil industry. More recently, he founded the Association for the Study of Peak Oil and Gas, he is affiliated with Petroconsultants in Geneva and is a trustee of the Oil Depletion Analysis Centre in London. He conducts research on oil peak, and he also tries to build public awareness of the issue, which includes lecturing extensively..

http://en.wikipedia.org/wiki/Colin_Campbell_(geologiist) - Accesed Nov. 07