Dr. Kostas Kosmatopoulos, MD, PhD. Dr Kosmatopoulos, Founder, is chief scientific officer of Vaxon Biotech. Dr Kosmatopoulos was Research Director at INSERM; and head of a laboratory specializing in tumor immunotherapy in the Gustave Roussy Institute, Villejuif, France. Dr Kosmatopoulos co-authored more than 40 scientific and international publications. Dr Kosmatopoulos received his medical degree at the University of Thessaloniki, his medical oncology certification from Theagenion Cancer Research Institute, Greece, and his PhD in Immunology (Doctorat d’Etat en Immunologie) at Paris XI University, France.   Dr. François Vallet. PhD in Physics. Dr Vallet graduated from Ecole Polytechnique in Paris.  He held various managerial positions in technological companies (head of laboratory, international NATO programme manager, strategic business unit manager, CEO). He co-founded and managed for 5 years Genewave, a biochip equipment company, mainly devoted to the diagnostic market.