Vincent Picavet is an engineer in applied mathematics. After a few years working on satellite imagery, he dedicates himself to GIS, designing and implementing spatial data infrastructures with PostGIS and PostgresQL as main components. Vincent is a PostGIS contributor and has given a lot of training sessions at the university or for private companies. He took part in previous PGDays (FR&EU), FOSS4G and many other events related to GIS and PostGIS. He is currently the president of Oslandia, providing services in opensource GIS.