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Thomas Stohlgren, PhD.


Senior Research Scientist Natural Resource Ecology Lab

Contact Info

Phone: (970) 491-1980   Office: NESB B219

Email:   Lab:


Fields of Expertise

1.) Ecosystem Dynamics

Areas of Interest

 Invasive plant and animal species


Tom Stohlgren, Ph.D., is a Senior Research Scientist at the Natural Resource Ecology Laboratory, where he has held an Affiliate Faculty position since 1991. Tom is recognized as one of the top ten most productive scientists in the world in the field of biological invasions. He has published over 200 scientific papers and a textbook on methods of assessing plant diversity. He received a Bachelor's degree in Forestry from the University of California, Berkeley; Master's degree in Biology from California State University, Fresno; and, Ph.D. in Ecology from the University of California, Davis. Tom enjoyed for the U.S. Geological Survey, Fort Collins Science Center, and the Department of the Interior for 35 years. Stohlgren has won several national awards including two Partners in Conservation Awards, and the Meritorious Service Award. In September 2012, Stohlgren received the top honor of "Resident Distinguished Ecologist" by a vote of faculty and graduate students at Colorado State University. He teaches graduate classes on philosophy of science, invasion ecology, and technical writing. Because of his expertise on biological invasions, he is invited around the globe to lecture on harmful invasive plants, animals, and diseases.