Dr. Gassan Hodaifa (H-Index of 26 at Web of Science) is a Food Engineer (University of Albaath, Syria) and Chemical Engineer (University of Granada). He received his doctoral degree from the University of Jaén. He joined the research group Bioprocesses TEP-138 (Junta de Andalucía), and works in the areas of microalgae, the treatment of wastewater, chemical oxidation, membrane technology, adsorption, pesticide removal, olive oil processing, enzyme biotechnology, and nematode biotechnology. He has participated in 27 research projects (eight as IP) and 4 European programs (one PRIMA Project, and three in collaboration with M.A.P.A. and the INFAOLIVA and UNAPROLIVA companies), with which he has signed 16 research contracts (four as IP). He has been contracted twice as Adviser for the Japanese mega-company “Asahi Kasei Corporation” and has had six projects financed by J. Andalucía (two of them as IP). He has completed five projects with the National Research Plan; one project was for the Madrid Community, and he carried out the rest with companies. As a result of his research work, he has had 64 articles published. He has two patents for the water purification of olive mill wastewater, and has written 2 books and 46 book chapters that have been published by prestigious publishers, such as the Academic Press, CRC Press, Taylor and Francis Group, Springer, etc. He was the Editor-in-Chief of three Special Issues in J. Chemistry and Catalysts. He has participated in 125 congresses.