Walid Oueslati earned, from the University of Carthage, a BS in Physics and a PhD in Condensed Matter Physics (2008), and obtained the Habilitation Universitaire in Solid-State Physics (2018). He is now an Associate Professor in the Department of Physics at the Faculty of Sciences of Bizerte, University of Carthage. His work in crystallography and solid-state physics has resulted in more than 60 publications, presentations, lectures, and courses. His research interests include crystallography, solid-state physics, hybrid materials, clay minerals, and structural characterization of functional materials.