Daniel J. Soeder is an energy consultant with 45 years of experience as a research scientist and geologist working on issues related to energy and the environment. His background includes a decade of research on the geology of natural gas resources, followed by positions coordinating the hydrologic and geologic fieldwork at the proposed Yucca Mountain high level radioactive waste repository site in Nevada, and researching coastal hydrology, wetlands, water supply, and water contamination in the Mid-Atlantic region of the United States. He chaired the Scientific and Technical Advisory Committee (STAC) for the Delaware Estuary Program for three years. He spent eight years with the U.S. Department of Energy (DOE) performing energy and environmental research on gas shale and other unconventional fossil energy resources and directed an energy resource program at the South Dakota School of Mines & Technology before starting his consulting company. He has authored multiple reports, scientific papers, and three books on shale development and hydraulic fracturing. He has a B.S. degree in geology from Cleveland State University, and an M.S. degree in geology from Bowling Green State University (Ohio).