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The Discovery Group, Inc.

The Discovery Group Team

Robert M. Cluff founded the Discovery Group in 1987.  He has worked in most sedimentary basins in North America and has extensive experience in Latin America.  Active in AAPG,  SPWLA, and SPE, he has published more than 50 technical papers and presentations on geology and petrophysics.
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Suzanne G. Cluff, co-founder of the Discovery Group, began her career at the Chevron Oil Field Research Company and later Buckhorn Petroleum.  She has worked on projects throughout North America, South America, the North Sea, and Saudi Arabia, concentrating on petrophysics and integrated field studies.
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Catherine M. Murphy, senior geologist, previously worked in exploration for Amoco Production, Fluor Oil and Gas, and Buckhorn Petroleum, primarily in the Rocky Mountain basins  She has been with the Discovery Group since 1987, specializing in both regional and detailed stratigraphic and mapping projects. 
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C. Elmo Brown, senior geologist, is an oil and gas finder with over 25 years of exploration and exploitation experience in the sedimentary basins and thrustbelts of the western United States.
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Daniel A. Krygowski, senior petrophysicist, previously worked at Chevron, Landmark Graphics, ARCO, and Cities Service. He has petrophysical experience in a variety of geological and geographical areas, and has been a member of technical software development teams. He teaches a basic openhole well log interpretation course for AAPG. 
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Stefani D. Whittaker, petrophysical engineer, started in industry as an Open Hole Field Engineer for Schlumberger Wireline Services based out of Rock Springs, WY, working fields such as Jonah, Pinedale, and Wamsutter. She joined the Discovery Group in January 2006, and since has worked on projects in Colorado, Wyoming, Iowa and Russia focusing on data clean up, log analysis and neural net predictions. 
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The Discovery Group Associates

Keith W. Shanley
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John C. Webb, consulting geologist, provides a full range of sedimentologic and petrographic services, including core description, thin section petrography, scanning electron microscopy, x-ray diffraction, and core/cuttings sample photography.  His  experience began with the U.S.G.S, followed by work with AGAT Consultants.  Since 1984 he has been an independent consultant, concentrating on hydrocarbon reservoir geology. 
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Dr. R. Michael Lloyd, is a Houston, Texas based independent consulting geologist and President of Roxanna Oil Co. He is a recognized authority on the deposition, diagenesis and porosity evolution of carbonate rocks and has authored numerous publications on these subjects. As an independent consultant he has applied his knowledge of carbonate rocks in his own exploration, in exploration and production studies for major oil companies and as an instructor in training courses for major and independent oil companies and the AAPG and SPE. 
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