This is the call for papers for the 13th World Congress of Semiotics, to be held on June 26-30, 2017 at the International Semiotics Institute of Kaunas University of Technology, Lithuania. The congress will take place in the premises of the Faculty of Social Sciences, Arts and Humanities of the aforementioned university, in A. Mickevičiaus Street 37, Kaunas. THEME The theme of this edition of the congress is “Cross-Inter-Multi-Trans”, the focus being “relations”, “interactions”, “contaminations” in semiotic theories as well as social and biological processes.