Dr. Roger Tim Haug obtained a Bachelor of Science in Civil Engineering from Loyola Marymount University, and then earned a Master of Science and a Doctor of Philosophy in Environmental Engineering from Stanford University. He has been a Registered Professional Engineer in the State of California since 1974. He is a member of the Water Environmental Federation, serving on the Biosolids Advisory Board and the Bioenergy Sub-Committee; a member of the California Water Environment Association; and a life member of the American Society of Civil Engineers. In 2008, Dr. Haug received the Gordon Maskew Fair Award, the highest honor of the American Academy of Environmental Engineers. Also in 2008, he was awarded the Rufus Chaney Award from the U.S. Composting Council for research excellence and outstanding service to the composting industry. Dr. Haug has authored over 120 publications on the technical aspects of wastewater treatment. Dr. Haug joined the faculty at Loyola Marymount University in 1971 in the Department of Civil and Environmental Science. Beginning in 1975 he became a full-time consulting engineer and served many clients in the areas of wastewater treatment, biosolids management, and composting. He joined the Bureau of Engineering, City of Los Angeles in 1990 and was charged with managing the capital improvement program for the City’s wastewater treatment plants. In 1999, he was promoted to Deputy City Engineer and Wastewater Program Manager with authority over the entire wastewater capital improvement program. Dr. Haug retired from City service in 2010 and is now Emeritus Professor of Civil and Environmental Engineering at Loyola Marymount University. He serves on advisory committees for several public agencies and continues to teach his favorite course, Environmental Microbiology.