Geen categorie Invited keynote Talk @ TSD2018, Brno, Czech Republic, Sept. 12, 2018 11 september 201828 augustus 2018 Prof. Dr. Piek Vossen Invited keynote talk on “Leolani: a reference machine with a theory of mind for social communication” at 21st International Conference on Text, Speech and Dialogue (TSD2018), Brno, Czech Republic, September 11-14, 2018.