Dear All, We are happy to announce the *XI. Dubrovnik Conference on Cognitive Science* , which is devoted to the topic of *Computational Rationality*. The conference will take place between 23-25 May 2019 in Dubrovnik, Croatia. Invited speakers will include: *Ulrike Hahn *(Birkbeck, University of London, UK) *Quentin Huys *(Max Planck UCL Centre for Computational Psychiatry and Ageing Research, London, UK) *Julian Jara-Ettinger *(Yale University, USA) *Azzurra Ruggeri *(Max Planck Institute for Human Development, Berlin, Germany) *Laura Schultz* (MIT, USA) Submissions will open in January 2019. For more information please visit: http://www.cecog.eu/ducog/page_invitation.php or email us: ducog(a)cogsci.bme.hu On behalf of the organisers, Oana Stanciu Gergő Orbán *Programme chairs*