Extended submission deadline: 26 September 2019 CALL FOR CONTRIBUTIONS 31st Nordic Workshop on Programming Theory, NWPT 2019 Tallinn, Estonia, 13-15 November 2019 http://cs.ttu.ee/events/nwpt2019 Important Dates Submission of abstracts 26 September 2019 Notification 7 October 2019 Final versions 15 October 2019 Registration 15 October 2019 Background The NWPT series of annual workshops is a forum bringing together programming theorists from the Nordic and Baltic countries, but also from elsewhere. List of Topics Semantics of programming languages Programming language design and programming methodology Programming logics Formal specification of programs Program verification Program construction Tools for program verification and construction Program transformation and refinement Real-time and hybrid systems Models of concurrency and distributed computing Model-based testing Language-based security Invited Speakers Mohamed Bettaz, Philadelphia University, Amman, Jordan Ando Saabas, Bolt, Estonia Pawel Sobocinski, Tallinn University of Technology, Estonia Submission Guidelines Authors wishing to give a talk at the workshop are requested to submit abstracts of 2-3 pages (pdf, printable on A4 paper, using easychair.cls) through EasyChair (https://easychair.org/conferences/?conf=nwpt2019) by 26 September 2019. Work in progress as well as abstracts of manuscripts submitted for formal publication elsewhere are permitted. The abstracts of the accepted contributions will be available electronically before the workshop. By submitting to EasyChair you agree that your abstract will be publicly available. Moreover, you as an author are responsible for the content. Post-workshop Publication We have arranged a special issue of the Journal of Logical and Algebraic Methods in Programming (JLAMP) devoted to the best contributions to the workshop. The contributions will be selected by the PC. They will be invited after the workshop and will undergo a rigorous, journal-strength review process according to the standards of JLAMP. Program Committee Antonis Achilleos, Reykjavík University, Iceland Johannes Borgström, Uppsala University, Sweden Martin Elsman, University of Copenhagen, Denmark Daniel Fava, University of Oslo, Norway John Gallagher, RUC, Denmark Michael R. Hansen, DTU, Denmark Magne Haveraaen, University of Bergen, Norway Keijo Heljanko, University of Helsinki, Finland Thomas T. Hildebrandt, ITU Copenhagen, Denmark Einar Broch Johnsen, University of Oslo, Norway Jaakko Järvi, University of Bergen, Norway Yngve Lamo, Western Norway Univ. of Applied Sciences, Norway Kim G. Larsen, Aalborg University, Denmark Alberto Lluch Lafuente, DTU, Denmark Fabrizio Montesi, University of Southern Denmark, Denmark Wojciech Mostowski, Halmstad University, Sweden Olaf Owe, University of Oslo, Norway Philipp Rümmer, Uppsala University, Sweden Gerardo Schneider, University of Gothenburg, Sweden Cristina Seceleanu, Mälardalen University, Sweden Jiri Srba, Aalborg University, Denmark Tarmo Uustalu, Reykjavík University, Iceland Jüri Vain, Tallinn University of Techn., Estonia Antti Valmari, University of Jyväskylä, Finland Marina Waldén, Åbo Akademi University, Finland Organizing Committee Jüri Vain (chair) Tarmo Uustalu Leonidas Tsiopoulos Juhan Ernits Marko Kääramees Venue The 31st Nordic Workshop on Programming Theory 2019 will take place in the campus of Tallinn University of Technology. Contact Further information can be obtained by mailing the organizers at nwpt2019@ttu.ee.