Call for Participation 28th Workshop on (Constraint) Logic Programming (WLP 2014) co-located with 23rd International Workshop on Functional and (Constraint) Logic Programming (WFLP 2014) Lutherstadt Wittenberg, Germany, September 15 - 17 Early registration deadline: August 26 The international workshops on functional and logic programming aim at bringing together researchers interested in functional programming, logic programming, as well as their integration. The workshops on (constraint) logic programming serve as the scientific forum of the annual meeting of the Society of Logic Programming (GLP e.V.) and bring together researchers interested in logic programming, constraint programming, and related areas like databases, artificial intelligence, and operations research. Invited Speakers: Michael Hanus: Declarative Multi-paradigm Programming (Tutorial). Sven Thiele: Answer Set Programming for Systems Biology. Accepted Papers and Preliminary Program: http://dbs.informatik.uni-halle.de/wlp14/program.html Registration: http://dbs.informatik.uni-halle.de/wlp14/reg.php Venue: http://www.leucorea.de/leucorea.html (Tagungszentrum) Tourist Information: http://www.wittenberg.de/ We look forward to seeing you in Wittenberg. Stefan Brass (WLP track chair and local organizer) Johannes Waldmann (WFLP track chair)