Stephen M. Testa was appointed Executive Officer of the California State Mining and Geology Board in August 2005. From 1976 until August 2005, he served as an engineering and environmental consultant for a variety of international firms. Immediately prior to his appointment as Executive Officer of the SMGB, he also served since 2001 as a consultant and mine inspector on behalf of the SMGB. Mr. Testa is the author of 11 books including Geological Aspects of Hazardous Waste Management, The Reuse and Recycling of Contaminated Soils, and Restoration of Contaminated Aquifers: Petroleum Hydrocarbons and Organic Compounds, and Petroleum in the Environment, and over 125 publications. He has served as an instructor at USC and CSU Fullerton, and has provided numerous workshops and technical presentations to federal and state government agencies, universities, historical societies and various professional associations. Mr. Testa is the Past-President of the American Geological Institute (AGI) and the American Institute of Professional Geologists (AIPG), and past Editor-in-Chief of American Association of Petroleum Geologists – Division of Environmental Geosciences’ (AAPG-DEG’s) peer review journal “Environmental Geosciences,” and the recipient of the AIPG’s Martin Van Couvering Award, AAPG-DEG’s Research Award, and the Roy Shlemon Geology Mentor Honorarium for excellence in application of applied earth science. Mr. Testa currently serves as Vice-Chair of the International Year of Planet Earth National Committee, and on the Board of Directors for the Petroleum History Institute.