Dr. Koubaa is a researcher and assistant professor in Process Engineering at the School of Organic and Mineral Chemistry (Compiègne, France). He carried out various postdoctoral research stays at the University of Technology of Compiègne (Compiègne, France), at the University of the State of Ohio (Columbus, Ohio, United States), and at the National School of 'Engineers of Sfax (Sfax, Tunisia). His research mainly focuses on the treatment of plant and microbial biomass by emerging technologies (pulsed electric fields, ultrasound, etc.) for the extraction of compounds of interest, and the improvement of fermentation and preservation conditions. He has more than 90 publications (book, book chapters and scientific articles in peer-reviewed international journals).