Julio César dos Santos is a professor of biochemical engineering at the Engineering School of Lorena, University of São Paulo (EEL-USP), Brazil. He is a chemical engineer who graduated from the Chemical Engineering School of Lorena and received his Ph.D. in biotechnology at the same institution. His research work is focused on fermentation and enzymatic processes, particularly related to the use of biomass as raw material to obtain different products, including ethanol, xylitol, biopigments, and biopolymers, such as exopolysaccharides. He coordinates the Laboratory of Biopolymers, Bioreactors, and Process Simulation at EEL-USP and is interested in topics such as biorefineries, bioprocess design, and the application of hydrodynamic cavitation in bioprocesses.