Pr. Khadir Med Tarek was born on the 5th of July 1972 in Annaba Algeria. After succeeding in the baccalaureat, majoring in Maths and Technology in 1989, he graduated from the university of Badji Mokhtar Annaba, Algeria, with a state Engineering degree in Electronics Majoring in Control, in 1995. After two years' work in the computer industry, he undertook an M.Eng. at Dublin City University, Ireland Graduating with First class honors in 1998. Tarek Khadir received a Ph.D. degree from National University of Ireland, Maynooth, Ireland in 2002. He then continued with this institution as a post-doctoral researcher until September 2003 when he joined the department of computer science at my university of origin, university Badji Mokhtar Annaba, Algeria, as a senior lecturer. He succeeded in obtaining the HDR (Habilitation to Direct Research) in January 2005, confeering him the title of Senior lecturer and Maitre de Conférence. In January2010 he was promoted full professor.