One of the co-founders of the Discovery Group, Sue has over 30 years experience in the petroleum industry as a geologist and a petrophysicist. She is particularly interested in the integration of geologic, petrophysical, and engineering data into a coherent reservoir model. She has done a number of integrated reservoir characterization and field studies of tight gas sands of the Washakie, Green River, Wind River, Piceance, and Uinta Basins as well as in East Texas. She has also participated in a number of resource studies of various shale plays in the US. Previously, she was a part of international studies in Guatemala, Mexico, Argentina, Bolivia, Saudi Arabia, Indonesia, and Denmark.

Sue received a B.S. in Mathematics from the University of Illinois (high honors) in 1973 and M.S. in Geology at the University of Wisconsin at Madison in 1976. She began her career at the Chevron Oil Field Research Company in a technical service group which integrated core analysis and wireline interpretation into ongoing development and exploration projects, both domestic and international. She was transferred into the Chevron USA Rocky Mountains division where she worked as a development geologist in the Thrust Belt and western Colorado. In 1981 she joined Buckhorn Petroleum (later named Harper Oil and Midcon Exploration) as an exploration geologist in the Rocky Mountain District. Sue consulted for several years before co-founding the Discovery Group.

Sue in active in a number of professional societies. She is a member of the American Association of Petroleum Geologists (AAPG) and the Division of Professional Affairs (DPA) and has served as Treasurer and Vice-President of the DPA. She has served on various committees and as the Secretary of the Rocky Mountain Association of Geologists (RMAG). She has twice been the president of the Denver Well Logging Society (DWLS), as well as Secretary-Treasurer and Vice-President. She is currently a Regional Director of the Society of Petrophysicists and Well Log Analysts (SPWLA). She is also a member of the Society of Petroleum Engineers (SPE).

Sue is a registered Professional Geologist in Wyoming (PG 2680), Kentucky (#977), and Utah (5373597-2250), and a DPA Certified Petroleum Geologist (#3396).

Joe is a geologist and businessman with over 35 years of experience in oil and gas exploration, management and business development. He has worked on projects offshore and onshore in the Gulf Coast of the United States as well as several Rocky Mountain and mid-continent basins. International experience includes areas of Canada, Australia, Bolivia and Trinidad.

Joe holds a BS in geology from the University of Dayton, an MS in Geology from Ohio University and an MBA in Finance from the University of Colorado. From 1986 to 1990, he was President, Chief Operating Officer, and Director of Avalon Corporation, a NYSE company with operations in Canada, Australia and the United States. Prior to 1990, Joe worked in various geoscience and managerial capacities with Amoco, Anadarko, and other exploration and production companies for over fifteen years. From 1990 to 2002, he was the founder, President and CEO of Connection Companies, Inc., a single source provider of technical, financial and professional staffing and project management solutions for Fortune 1000 and smaller firms. He was the recipient of the Small Business Of The Year Award in 1998 and sold the Company to CDI, a NYSE company, in 2002.

Joe served in the United States Army as a First Lieutenant, aviator, and aviation unit commander in the United States and in Vietnam from 1970 to 1972.

Joe is a member of the American Association of Petroleum Geologists (AAPG), the Rocky Mountain Association of Geologists (RMAG), and the Denver Well Logging Society (DWLS).

Elmo is an oil and gas finder with over 25 years of exploration and exploitation experience focusing on identification of sedimentary facies variation across complex structural settings. After receiving a B.A. and then completing coursework and sedimentary field research toward an M.S. in Geology at the University of Texas - Austin, he began his career in the Denver district office of Placid Oil Company. During his time there, Elmo explored most of the sedimentary basins of the western United States, as well as the thrust belts of Utah, Wyoming, and Montana.

After his stint at Placid, Elmo worked as an independent geologist building prospects from inception to drilling, as a consulting geologist helping others to delineate prospects and high grade existing production, and then finally as an exploitation geologist with Voyager Exploration, Inc. While at Voyager Exploration, he unraveled the sedimentary and structural history of the company's premier property, a 50-year old field in the Big Horn Basin of northwest Wyoming, helping the company to increase production from 25 BOPDE to almost 1300 BOPDE.

Elmo is a member of the American Association of Petroleum Geologists (recipient of the 2003 Public Service Award), the Rocky Mountain Association of Geologists (recipient of the 1999 Distinguished Service to RMAG Award, elected President in 2005, and recipient of the 2007 Honorary Membership Award), and is a registered professional geologist in Wyoming (PG 3016).

Daniel joined the Discovery Group in January, 2008 and has since been involved in numerous projects involving data management, log normalization, geological interpretation, photomicroscopy, and tool theory. He has participated in projects in the Piceance, Uinta, Washakie, Green River, Sand Wash, Powder River, and Western Siberia basins, and has worked extensively in the Illinois Basin. Before joining the Discovery Group, Daniel worked as a geotechnician for the Wisconsin Geological Survey and taught in central France.

Daniel earned a B.A. in Geology with Honors, and a B.A. in French from the University of Wisconsin-Madison in 2006. He spent a summer in central Australia working as a research assistant and conducting his own research, and he subsequently completed his senior thesis on lower-crustal structural regimes based on that field work. In addition, he is currently enrolled in supplementary classes in mathematics at Metropolitan State College of Denver.

Daniel is a member of the American Association of Petroleum Geologists (AAPG), the Rocky Mountain Association of Geologists (RMAG), and the Denver Well Logging Society (DWLS).

Dan has over 30 years of experience in the art and science of petrophysics, and in the design and development of petrophysical software. During much of that time he has also taught courses in basic petrophysical interpretive methods. He has experience in clastic and carbonate environments in a variety of geographic locations.

Dan earned a B.A. in Physics from the State University of New York at Geneseo. He earned M.S. and Ph.D. degrees in geophysics (with a focus on petrophysics) from the Colorado School of Mines (CSM). After CSM, he joined Cities Service Company, where he worked in Denver and Tulsa. After Citco, he joined Atlantic Richfield Company (ARCO). In both companies, he gained experience in a variety of geologic and geographic areas in both technical and management positions in petrophysics.

After ARCO, he joined Landmark Graphics as a member of the PetroWorks development team, providing petrophysical expertise and also involved in interface design and development of documentation and training materials. When Landmark closed its Austin, Texas office, Dan joined Chevron, working in deep Gulf of Mexico and Chad, Africa projects. He also supported internal petrophysical training efforts.

Dan joined The Discovery Group in late 2006.

Since 1988, Dan has taught the AAPG Basic Well Log Analysis course annually with Dr. George Asquith of Texas Tech University. Dan also teaches Basic Openhole Log Interpretation, a similar, but shorter course, through direct client requests. In 2004, the AAPG published George and Dan's book, Basic Well Log Analysis, a second edition of George's 1983 similarly-named book which is one of the AAPG's all-time best selling publications.

Dan is a member of the Society of Petrophysicists and Well Log Analysts (SPWLA), American Association of Petroleum Geologists (AAPG), Society of Petroleum Engineers (SPE), Society of Exploration Geophysicists (SEG), and the Rocky Mountain Association of Geologists (RMAG). He is presently the Vice President-Membership of the Denver Well Logging Society (DWLS).

Dan is a Texas Registered Professional Geoscientist (#5014).

Cathy has over 30 years experience in petroleum geology, specializing in stratigraphic correlation and mapping, originally on paper, but now using computer technology. Most of her experience is in the lower 48. She has extensive experience with clastic and shale gas stratigraphy.

Catherine earned degrees in Geology from the University of Nebraska (B.S., 1972, with honors, M.S., 1975) and in Computer Information Systems from Regis University (B.S., 1987, summa cum laude). She worked for Amoco Production Company in Denver as an Exploration Geologist from 1975-1980 and was responsible for prospect generation in most of the Rocky Mountain Cretaceous basins. She was also in charge of source rock evaluation for frontier areas from Arizona to Alaska.

After leaving Amoco in 1980 she worked on exploration plays in the Rocky Mountains region and California at Fluor Oil and Gas from 1980 to 1981 and at Harper Oil Company form 1981-1985. At Harper, her project areas included Southeast Colorado, the southern Powder River Basin, Denver-Julesburg Basin, and southern Uinta Basin.

Since 1987 she has worked at The Discovery Group, specializing in regional stratigraphic mapping projects in the Illinois Basin, the Wind River Basin, Piceance Basin, Fort Worth Basin, Delaware Basin, Black Warrior Basin, the Greater Green River Basin, Cherokee Basin CBM, Arkoma Basin, East Texas Haynesville play area, Argentina and Mexico.

She is a registered Professional Geologist in the State of Wyoming (PG-2904) and is a member of the American Association of Petroleum Geologists (AAPG), the Rocky Mountain Association of Geologists (RMAG) and the Denver Well Logging Society (DWLS).

Keith W. Shanley is a consulting geologist with the Discovery Group in Denver, Colorado with almost 30 years of experience in oil and gas exploration, development, and research. He is internationally known for his expertise in sedimentology and stratigraphy (both clastic and carbonate) as applied to reservoir description as well as his work in non-conventional reservoirs, particularly tight-sandstone reservoirs. Additionally, he has considerable expertise in subsurface risk assessment and its integration with subsurface projects. He has worked extensively in both conventional and non-conventional reservoir systems in basins throughout the world and provides in-house as well as open industry training in reservoir description, sedimentology, and stratigraphy as well as project integration. Keith is widely published with more than 15 refereed papers and 55 abstracts and he has edited/co-edited 13 special publications and volumes.

Keith received his BA degree in Geology from Rice University in Houston, Texas and his MSc and PhD degrees in Geology (with minors in Geophysics) from the Colorado School of Mines in Golden, Colorado. He has worked for both major (Shell and Amoco/BP) and independent (Tenneco and Basin/Stone) companies with experience in most North American basins as well as many international basins.

Keith is active in several professional societies including the American Association of Petroleum Geologists (AAPG), the Society for Sedimentary Geology (SEPM), the Society of Petroleum Engineers (SPE), the Rocky Mountain Association of Geologists (RMAG), the Society of Petrophysicists and Well Log Analysts (SPWLA), and the Denver Well Logging Society (DWLS).

Keith is a registered petroleum geologist in the states of Texas and Wyoming.

Ryan joined The Discovery Group in December 2007, and has since been involved with a variety of projects involving geological interpretation, 3D reservoir modeling, mapping, data management, log normalization, and tool characterization. He has assisted with projects in the Piceance, Uinta, Williston, Washakie, Great and Illinois basins. Prior to joining the Discovery Group, he studied several east Texas plays as an intern with the Bossier group of ConocoPhillips' Lower 48 Exploration Division in Houston, Texas.

Ryan earned a B.S in Geology and Geophysics, and a B.S. in Physical Geography from the University of Wisconsin-Madison in May of 2007. During his time there he collaborated with the Wisconsin Department of Natural Resources (DNR) and the United States Environmental Protection Agency (US EPA) for a study of groundwater contamination remediation which helped determine protocols for the closure of contaminated sites.

Ryan is a member of the American Association of Petroleum Geologists (AAPG), the Rocky Mountain Association of Geologists (RMAG), and the Denver Well Logging Society (DWLS).

Andrea joined The Discovery Group as a geologist in 2004. She has been involved in well log cleanup, log normalization, geologic interpretation, and stratigraphic mapping projects. These projects have been located around the Rocky Mountain Region, but also include the Columbia River basin and the Illinois basin.

Andrea graduated from The University of Colorado at Denver with a B.S. in Geology and a minor in Geography in May 2004. She is currently pursuing her master degree in geology at The Colorado School of Mines with an expected graduation date in December 2009.

Andrea is a member of the American Association of Petroleum Geologists (AAPG), the Rocky Mountain Association of Geologists (RMAG), the Society of Sedimentary Geology (SEPM), and the Denver Well Logging Society DWLS).

John C. Webb has been providing petrographic and sedimentologic services to the oil and gas industry for over thirty years. He began his professional career with the U.S. Geological Survey in Denver, where he evaluated petrographic and stratigraphic aspects of tight gas sands of the Mesaverde Group in the Greater Green River basin.

Following his work at the U.S.G.S., he joined AGAT Consultants in Denver. At AGAT, he worked on problems related to a variety of clastic and carbonate petroleum reservoirs and regional studies of reservoir potential, including stratigraphic and lithofacies analysis, interpretation of depositional environments, diagenetic alteration, porosity development, reservoir heterogeneity, source rock evaluation, and assessment of potential formation damage hazards. During this time, John studied petroleum reservoirs from the Gulf Coast, Appalachian basin, Midcontinent and Rocky Mountain regions, onshore and offshore California, Pacific Northwest, and Alaska.

Since 1984, John has been an independent consultant concentrating on petroleum reservoir geology. Since joining The Discovery Group in 2000, he continues to work in a variety of domestic and international exploration projects. Most recently, he has become involved in integrated studies of rock/ log/ petrophysical characteristics, as applied to formation evaluation of tight gas sands in the Rocky Mountains. In addition, he has worked the Tertiary play in the Columbia River basin, Smackover, Haynesville and Bossier Shale reservoirs of the Gulf Coast, Paleozoic clastic reservoirs in the Anadarko basin, the Bakken play in the Williston basin, the Tertiary of New Zealand, carbonate reservoirs of Hubei Province, China, tight gas sands of Algeria, Cretaceous carbonates of the Reforma Trend in the Yucatan Peninsula of Mexico, Cretaceous and Jurassic reservoirs of western Siberia and oil-field waste water disposal projects in the DJ and Piceance basins.

Mr. Webb received his A.B. (Honors) in geology from Earlham College, Richmond, Indiana and his M.S. in geology at the University of Colorado, Boulder. Since receiving his M.S., he has participated in numerous short courses and industry sponsored seminars and has taken graduate courses at the Colorado School of Mines.

Mr. Webb is a registered professional geologist in the state of Wyoming, and is a member of the American Association of Petroleum Geologists (AAPG), Society for Sedimentary Geology (SEPM), West Texas Geological Society (WTGS), Rocky Mountain Association of Geologists (RMAG), and Denver International Petroleum Society (DIPS). He has served as Treasurer, President and field trip co-chair for the Rocky Mountain Section of SEPM, Secretary for DIPS, and poster session chair and field trip co-chair for AAPG annual meetings in Denver.

Stefani is a Chemical Engineer by training, with oil field wellsite engineering experience and three years of petrophysical training and knowledge with The Discovery Group. She has been involved with log data cleanup, advanced calculations, neural net solutions, and database setup and management for tight gas reservoirs, gas shales, and water storage projects. These projects have been mostly located in the Rocky Mountain region, but also include Kansas, Illinois, Iowa, Russia, and Poland.

Stefani graduated from The Colorado School of Mines in December 2002 with a B.S. in Chemical Engineering and a B.S. in Mathematical and Computer Sciences with a minor in Public Affairs for Engineers. After school she was employed with Schlumberger for two and a half years as an Open Hole Wireline Field Engineer working in the Washakie and Greater Green River Basins in Southwestern Wyoming.

She is a member of the Order of the Engineer, the Society of Petroleum Engineers (SPE), the American Association of Petroleum Geologists (AAPG), the Rocky Mountain Association of Geologists (RMAG), the Society of Petroleum Well Log Analysts (SPWLA). She is currently the President of the Denver Well Logging Society (DWLS).