The third edition of the World Congress and School on Universal Logic will happen April 18-25, 2010 in Lisbon, Portugal. There will be: 10 invited speakers, among them: Hartry Field, George Grätzer, Yuri Gurevich, Gehrard Jaeger, Dana Scott 10 special sessions, among them: logic diagrams, substructural logics, non-classical mathematics, categorical logic, mutlimodal logics, paradoxes 21 tutorials, among them: Hybrid logic, Logical Pluralism, Erotetic Logics, Truth-values, Refutation, Ideospheres, How to cut and paste logical systems 1 contest: How to combine logics? Submission deadline for contributed talks has been extended to November 15, 2009 UNILOG'2010 World Congress and School on Universal Logic III April 18-25, 2010, Lisbon, Portugal http://www.uni-log.org [For admin and other information see: http://www.mta.ca/~cat-dist/ ]