We invite to present your research and discuss the changing faces of Catholicism in the world at the next ISSR/SISR Conference in Barcelona (09.-12.07.2019). The thematic session CATHOLICISM AND GLOBAL CHALLENGES organized by Tricia C. BRUCE (University of Texas at San Antonio), Bob DIXON (Pastoral Research Office, Australian Catholic University), Michael HAINZ (University of Leipzig), Roberta RICCUCI (University of Turin) and Wojciech SADLON (Institute for Catholic Church Statistics) is open for proposals. If you are interested in the topic, please submit your abstract until 16th December at the following website: https://www.sisr-issr.org/en/conferences/sessions.