Larry has been an ecologist for 45 years, with experience in both the public and private sectors. With a M.S. degree in biology from Baylor University, with his thesis researching primary production in east Texas peatlands, his interest through the years has been on the ecological functions of natural systems. He has worked as a natural resources biologist for the Texas Parks and Wildlife Department (park operations), an ecologist for the Alaska Department of Environmental Conservation in coastal management and wetland regulation, and as an ecological consultant in California, Oregon, and Washington. During the fall of 2016, Larry taught an upper level undergraduate class entitled Wetland Ecology, at The University of Montana Western. Larry has written a number of journal and newsletter articles, and has participated in a number of conferences over the years. He recently published his new e-book, "Creative Habitat Restoration: Comprehensive Planning, Implementation, and Long-Term Management".

Larry has taught courses in habitat restoration in Washington, Oregon, California, Colorado, Texas, and in Vancouver, British Columbia, and has mentored many entry-level biologists in the science of habitat restoration.