Professor in Computer Science at Universite de Nantes, France. Holder of the UNESCO Chair on technologies for the training of teachers via Open Educational Re-sources (since 2017). Holder of the NeXT Academic Chair on Open Education and Artificial Intelligence (since 2019). Manager of the Nantes site for EU project X5-GON (since 2017). Trustee of the Knowledge for All foundation, based in London (www.k4all.org/). K4A links many machine learning labs in order to propose technologies allowing to disseminate knowledge. Head of the education axis in the CominLabs Labex (www.cominlabs.ueb.eu) since 2013. In 2019, with the renewal of CominLabs, the name of the axis becomes "Articial intelligence and Education". Member of the editorial board of the journal Fundamenta Informaticae since 2014 and ad hoc editor of the Machine Learning Journal.