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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Robert Cluff
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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Suzanne Cluff
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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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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