Ph. D. in Computer Science from the University of British Columbia, Vancouver, British Columbia. Canada (2004); title of the thesis: "Voronoi diagrams of semi-algebraic sets - Delaunay graphs of semi-algebraic sets". B. Sc. in Mathematics (major in Geometry) from CNAM Paris, France (1992). Alberta Ingenuity Fund Fellow at the University of Calgary. Tenured Associate Professor at the Technical University of Denmark from August 2006 until May 2017. Full Professor in Algebraic and Computational Geometry, School of Mathematical and Computational Sciences, Yachay Tech University, Ecuador. Delegate of the university in the Access Committee of the Yachay E.P. National Supercomputing Service.