Dr. Stout has more than 20 years of petroleum and coal industry experience. He specializes in chemical compositions of fuel-derived sources of contamination in terrestrial and marine environments, which includes crude oil, coal, gasoline and other substances. His research has been used for decision making by the United States Departments of Justice and Defense, and by the forest products, utility, railroad, wood treatment, maritime shipping, port operations, and oil and gas industries. Dr. Stout has authored or co-authored nearly 120 scientific papers and edited a textbook on the environmental forensics aspects of maritime oil spills.