Dr. Yebo Li is an internationally recognized expert in bioenergy, waste valorization, and bio-based materials with over 30 years of experience leading applied research and commercial innovation in anaerobic digestion, sustainable polymers, and circular bioeconomy systems. He currently serves as Chief Innovation & Science Officer at Quasar Energy Group, where he directs technology strategy and commercialization of advanced bioenergy and biomaterials technologies.Prior to joining Quasar, Dr. Li was a Professor of Food, Agricultural, and Biological Engineering at The Ohio State University, where he established a nationally competitive bioenergy research program. He has led more than $60 million in federally and industry-sponsored research projects, including major awards from the U.S. Department of Energy, U.S. Department of Agriculture, Department of Defense, and numerous industrial partners. His innovations have resulted in multiple U.S. patents, licensed technologies, and widely adopted solutions in anaerobic digestion and bio-based polymer systems.Dr. Li has authored over 150 peer-reviewed publications with more than 22,000 citations and an h-index of 73 (Google Scholar). He has edited several influential books including Bioenergy: Principles and Applications and serves as editor of the Advances in Bioenergy book series published by Elsevier, establishing him as a leading voice in translating bioenergy research into practical applications for the circular economy. Chun Chang, professor, doctoral supervisor. He graduated from Zhejiang University (Hangzhou, China), and obtained doctor's degree in 2007. Then, he worked in the Ohio state university as a visiting scholar during 2015-2016. At present, he works in the School of chemical engineering of Zhengzhou University (Zhengzhou, China). He is the deputy director of Henan biomass high value engineering technology center (Henan province, China) and the deputy director of Henan Engineering Laboratory of biorefinery technology and engineering equipment (Henan Province, China). Professor Chang mainly engaged in the research of “Biomass conversion and Utilization. He hosted more than 20 national and provincial level projects, and won one first prize, one second prize and one third prize of scientific and technological progress of Henan Province. In recent years, he has published over 100 scientific papers, obtained 15 authorized patents and compiled 5 books.
