Nadjib Lazaar is a University Professor at the University of Paris-Saclay, part of the LaHDAK team of the LISN laboratory. He directs the MIAGE program at Orsay and co-directs the Master's in Data Science (DS) program at the Faculty of Sciences at Orsay. He is also responsible for international relations for the DATAIA Institute and the AI ​​Cluster, where he contributes to the development of international collaborations in artificial intelligence and data science. His research interests lie at the intersection of constraint programming, data mining, machine learning, and software engineering, with a particular interest in constraint acquisition, declarative data mining, software verification and validation, and trusted neurosymbolic AI.