Dr. Randy Kolka holds a BS degree in Soil Science from the University of Wisconsin-Stevens Point, and MS and PhD degrees in Soil Science from the University of Minnesota. Following his PhD in 1996, he was a post-doctoral Research Soil Scientist with the USDA Forest Service’s Southern Research Station in South Carolina. In 1998, he became an Assistant Professor of Forest Hydrology in the Department of Forestry at the University of Kentucky. In 2002, he became a Team Leader and Research Soil Scientist with the USDA Forest Service’s Northern Research Station in Grand Rapids, MN. He currently leads a team of scientists, graduate students, and post-docs conducting research on the cycling of water, carbon, nutrients, mercury, and other pollutants at the plot to watershed scale in urban, agricultural, forested, wetland, and aquatic ecosystems across the globe.