Alan Thornhill, Ph.D.

Chief Environmental Officer

Bureau of Ocean Energy Management, U.S. Department of Interior







Dr. Alan Thornhill was named as the first Chief Environmental Officer (CEO) in November 2011, transitioning into the new Bureau from his previous tenure as Science Advisor to the Director (both Minerals Management Service and Bureau of Ocean Energy Management, Regulation and Enforcement) which he began in March 2010.  Previously (2001-2010), Dr. Thornhill was the first Executive Director of the Society for Conservation Biology, where he launched the executive office, oversaw the development of a professional staff, and initiated programs that saw the global membership triple in seven years. Other experience includes, the Director of Learning and Communications for the Science Division at The Nature Conservancy, and Professor of Ecology and Evolutionary Biology at Rice University in Houston, Texas. For the past six years, Dr. Thornhill has taught in the Master’s Program in the College of Natural Resources at Virginia Polytechnic Institute and State University. Dr. Thornhill earned his bachelors and Ph.D. degrees in Ecology from the University of California, Irvine.