Dr. Lijun Wang is an associate professor of biological engineering at North Carolina Agricultural and Technical State University, Greensboro. He has 20 years experience as a process engineer working in the fields of bioenergy and energy efficiency technologies. His current research interests are in bioenergy processing technologies, wastes-to-energy technologies, and computational process engineering. He has published 2 books and 17 book chapters, and over 55 peer-reviewed journal articles and has given more than 60 conference presentations. Dr. Wang is a licensed professional engineer in North Carolina and Nebraska and a certified energy manager with the Association of Energy Engineers.