Hassen Ghalila has been a professor of physics at the Faculty of Sciences at the University of Tunis El Manar, Tunisia, since 2009. Before that, he was a professor at the Ecole d’Artchitecture et d’Urbanisme de Tunis (ENAUT), Tunisia, from 1997 to 2009. His B.S. and M.S. studies took place at the Faculty of Sciences of Orsay University of Paris-Saclay, France, and concluded with a Ph.D. in January 1994 in the physics of gases and plasmas section carried out at Polytechnique Paris-Saclay, France. His research began with studies of microwave generation using electronic tubes. Since 1998, his research has focused on plasma analyses and plasma spectroscopy and, more recently, on biophysics and space weather. He is currently the Vice President of the Société Tunisienne d’Optique (STO).