Prof. Christophe LEN:The research group of Professor Len is involved in the valorization of renewable materials by “greener” chemical methods and energy saving alternative technics (microwave irradiation in batch or continuous flow, critical fluids in batch or continuous flow, sono-, and photochemistry). In addition to that, Professor Len’s group expertise on organic chemistry and the hazard risks. He has published over 80 research articles as well as numerous contributions to book chapters, and invited and oral lectures in scientific events worldwide. He is currently the Honorary Professor of the University of Hull.