Prof. Dr. Hah Young Yoo is an Assistant Professor at the Department of Biotechnology, at Sangmyung University. He holds a Ph.D. at the Department of Chemical and Biological Engineering, Korea University, and a Master's Degree at the Department of Biological Engineering, Chonnam National University. He is also a member of the Korean Society for Microbiology and Biotechnology, Biotechnology and Bioprocess Engineering, and a director of the Korean Society for Biotechnology and Bioengineering, etc. His research interests include bioprocess engineering, enzyme technology, applied microbiology, Biomass utilization, biodiesel and bioethanol production, lipase, cellulase, enzymes, and microorganisms.