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Live Marcellus Natural Gas Penn College Explore Shale Did You Know Penn State Marcellus Expertise


The Marcellus Center for Outreach and Research is part of the Penn State Earth and Environmental Systems Institute (EESI) and is supported by the colleges of Agricultural Sciences and Earth and Mineral Sciences, Penn State Outreach and by the Penn State Institutes of Energy and the Environment (PSIEE) and the Penn State World Campus.


Tom Murphy


Thomas Murphy, Extension associate and member of the Marcellus Education Team serves as Director of the Marcellus Center (MCOR).  With 30 years of experience working with public officials, researchers, industry, government agencies, and landowners during his tenure with the Outreach branch of the University. His work has centered on educational consultation in natural resource development, with an emphasis specifically in natural gas exploration and related topics for the last ten years. He lectures globally on natural gas development from shale, the economics driving the process, and its broad impacts including landowner and surface issues, environmental aspects, evolving drilling technologies, critical infrastructure, workforce assessment and training, local business expansion, resource utilization, financial considerations, and LNG export trends.


David Yoxtheimer, P.G. is a hydrogeologist and extension associate with Penn State University’s Marcellus Center for Outreach and Research and serves as a liaison to advise stakeholders on key environmental issues. He earned his B.S. in Earth Science from Penn State, where he is currently completing his Ph.D. in Geosciences. Previous to joining MCOR he spent 18 years as a consulting hydrogeologist with expertise in water supply development, karst hydrogeology, geophysical surveying, environmental permitting, shale energy geology, and integrated water resource management. Dave is also a hydrogeology instructor at Penn State and was recently appointed by Governor Wolf to be a voting member of the Pennsylvania Department of Environmental Protection’s Oil and Gas Technical Advisory Board.


James Ladlee, Associate Director, Penn State Marcellus Center for Outreach and Research, and is currently serving as Penn State Extension Interim Assistant Director of Energy, Entrepreneurship, and Community Development Programs. He has extensive experience working with all aspects of community and economic development with a variety of stakeholders including the public, industry, business, government, education, and non-governmental organizations. His experience ranges from organizational development to strategic planning, and shale economics to understanding the fundamentals or shale development. His research efforts have included workforce analysis, shale economics, production analysis, industry best practices, and supply chain development.  Jim also serves as the Penn State Director of the TOPCORP program in the Appalachian Basin. TOPCORP is an international technical training initiative for oil and gas regulators with less than 3-years of experience.




Penn State Marcellus Center for Outreach and Research
Earth-Engineering Sciences Building, University Park, PA 16802 | Telephone: 814.865-1587; FAX: 814.865-3191
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