Dr. Samir Kumar Khanal is a Professor of Biological Engineering at the University of Hawai‘i at Manoa. Previously, he was a post-doctoral research associate and Research Assistant Professor at Iowa State University for 6 years. Dr. Khanal obtained Ph.D. in Civil Engineering with a focus in Environmental Biotechnology from the Hong Kong University of Science and Technology (HKUST), Hong Kong in 2002. He obtained in M.S. in environmental engineering from Asian Institute of Technology, Thailand in 1997. Dr. Khanal is a leading researcher, internationally in the field of anaerobic digestion, waste-to-resources and environmental biotechnology. Dr. Khanal, to date, has published over 90 refereed papers in high quality international journals. He also delivered over 90 keynote/invited presentation internationally. In addition, he also wrote and published a book entitled “Anaerobic Biotechnology for Bioenergy Production: Principles and Applications? (Wiley-Blackwell, 2008). Dr. Khanal edited another book, as the Lead Editor, entitled “Bioenergy and Biofuel from Biowastes and Biomass? (American Society of Civil Engineers (ASCE), 2010). Both books have become the best-sellers in the respective field. Recently he also published a bioenergy textbook entitled Bioenergy: Principles and Application (Wiley-Blackwell, 2016). He has supervised 11 Ph.D., 16 M.S., 17 undergraduate and 12 high school students, 13 post-docs and 14 visiting scholars. Dr. Khanal is also an editorial board member of the highly prestigious international journal, Bioresource Technology and Korean Journal of Environmental Engineering. He is also a recipient of CTAHR Dean’s Award for Excellence in Research (2016), University of Hawaii at Manoa. Dr. Khanal is a professional engineer (environmental engineering) in the state of Iowa.