Xianguo Li is a Mechanical and Mechatronics Engineering Professor at the University of Waterloo.

Professor Li's main research interests and activities are in the area of thermal fluid/science, including energy systems and energy storage, various energy conversion devices, propulsion and power generation systems, aerosol generation and applications, and transportation fuel cell and battery systems. These research projects involve thermodynamics, fluid dynamics, hydrodynamic stability, multiphase flow, heat and mass transfer, liquid atomization and sprays, combustion, power generation and propulsion systems.

Professor Li is also the Founding Editor-in-Chief of the International Journal of Green Energy, which established the International Green Energy Conference series and launched the annual review series Progress in Green Energy. He is currently serving on the editorial board of dozens of international scientific/technical journals, book series on fuel cells and energy systems, as well as an encyclopaedia on Energy Engineering and Technology.

Professor Li is a fellow of the Engineering Institute of Canada and a fellow of the Canadian Society for Mechanical Engineering (CSME), and serves as the CSME Division Chair for the Advanced Energy Systems technical division.