Cédric Valensi has been working as an expert engineer then as a postdoctoral researcher at the University of Versailles since 2008. In 2014 he defended his PhD on binary analysis at the University of Versailles. He is the technical leader of the Performance Tools team at the ECR lab since 2015, in charge of coordinating the development efforts and dissemination of the MAQAO performance analysis framework. His research interests focus on performance analysis and optimization, with a particular expertise in the domain of binary rewriting for the purposes of applications instrumentation. In 2019 he also became coordinator of the VI-HPS Tuning Workshops, which aim at teaching application users how to best use performance tools.