About the Authors

Paul Risser (chair) is Chair and Chief Operating Officer, University Research Cabinet of the University of Oklahoma. Until recently, he was Chancellor of the Oklahoma State System of Higher Education, where he led a state system comprised of 25 state colleges and universities, 9 constituent agencies, and 1 higher education center. Dr. Risser led two universities as President, Oregon State University (1996-2002) and Miami University of Ohio (19931996). Dr. Risser’s research specialties are the flow of energy and materials through grassland and forested ecosystems, the effects of climate on plant community productivity, and landscape ecology. He has served as chair of the National Research Council (NRC) Board of Environmental Studies and Toxicology and as a member of numerous NRC committees. He is a fellow of the American Association for the Advancement of Science and the American Academy of Arts and Sciences. He now chairs the Science Committee of the Smithsonian National Museum of Natural History, Washington, DC. Chancellor Risser previously served as Secretary-General of the Scientific Committee on Problems of the Environment, Paris, France, and as Program Director for Ecosystem Studies at the National Science Foundation. Dr. Risser has also served as President of three scientific organizations, the American Institute of Biological Sciences, the Ecological Society of America, and the Association of Southwestern Naturalists. He received his Ph.D. in botany and soils from the University of Wisconsin-Madison.

Ingrid Burke is a Professor in the Department of Forest, Rangeland, and Watershed Stewardship at Colorado State University, where she is also a University Distinguished Teaching Scholar. Her areas of interests are in soil

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