2017 Oct. Department of Mathematics, University of Vienna, Austria. PhD defence, Kevin Kofler, examiner.
2017 Sep. Department of Computer Science, University of Umeå, Sweden. PhD defence, Niklas Zechner, member of evaluation board.
2011 Feb. Institute of Mathematics and Computer Science, University of Latvia, Riga, Latvia. PhD defence, Normunds Gruzitis, opponent.
2010 Jun. Department of Computer Science, University of Cambridge, U.K. PhD defence, Mohan Ganesalingam, external examiner.
2009 Nov. Department of Mathematics, University of Paris 7, France. PhD defence, Benoît Rachet, examinateur.
2009 Oct. Department of Computer Science, University of Växjö, Sweden. PhD defence, Jens Nilsson, member of evaluation board.
2009 Apr. Department of Linguistics, University of Gothenburg, Sweden. PhD defence, Fredrik Kronlid, member of evaluation board.
2007 Sep. Department of Computer Science, University of Nancy, France. PhD defence, Joseph le Roux, rapporteur.
2007 May. Department of Computer Science, University of Turku, Finland. PhD defence, Filip Ginter, pre-examiner.
2006 Nov. Department of Mathematics, University of Savoie, Chambéry, France. PhD defence, Patrick Thévenon, rapporteur.
2006 Jun. Department of Computer Science, University of Durham, UK. PhD defence, Jian-Min Pang, external examiner.
2006 Jun. Numerical Analysis and Computer Science, Royal Institute of Technology, Stockholm, Sweden. PhD defence, Jonas Sjöbergh, member of evaluation board.
2005 Oct. Department of Computer Science, University of Växjö, Sweden. PhD defence, Joakim Nivre, member of evaluation board.
2005 Apr. Numerical Analysis and Computer Science, Royal Institute of Technology, Stockholm, Sweden. PhD defence, Johnny Bigert, member of evaluation board.
2001 Jun. Department of Linguistics, University of Gothenburg, Sweden. PhD defence, Staffan Larsson, member of evaluation board.
2000 Sep. Department of Computer Science, University of Nice, France. PhD defence, Yann Coscoy, rapporteur.
2000 Sep. Department of Linguistics, University of Copenhagen, Denmark. PhD defence, Peter Juel Henrichsen, faculty opponent.
1997 May. Department of Computing Science, Chalmers University of Technology, Gothenburg, Sweden. PhD defence, Alvaro Tasistro, member of evaluation board.
2016 Bassel Mannaa, member of evaluation board
2009 Alejandro Russo, member of evaluation board
2007 Jan-Willem Roorda, member of evaluation board
2006 Carlos Gonzalía, member of evaluation board
1993 Petri Mäenpää, pre-examiner (University of Helsinki)
2018 University of Turku, Finland, Professor ("apulaisprofessori") promotion evaluator.
2018 Software Tools for Technology Transfer, article reviewer.
2016 Linköping University, Professor ("biträdande professor") promotion evaluator.
2016 Open University of Israel, Senior Lecturer promotion evaluator.
2015 PIC-2015 (Progress in Informatics and Computating), Nanjing, Steering Committee member.
2015 GEAF workshop at ACL-2015 (Grammar Engineering across Frameworks), PC co-chair
2015 Knowledge-Based Systems, article reviewer
2014 University of Washington, Full Professor promotion evaluator.
2014 University of Turku, Docent (Associate Professor) promotion evaluator.
2014 SLTC-2014 (Swedish Language Technology Conference), Uppsala, PC member.
2014 SEM-2014 (Third Joint Conference on Lexical and Computational Semantics), Dublin, PC member.
2014 CNL-2014 (Controlled Natural Language), PC member.
2014 Journal of Logic, Language and Information, article reviewer.
2014 EACL-2014 (European Association of Computational Linguistics), Gothenburg, conference local co-chair.
2014 PIC-2014 (Progress in Informatics and Computating), Shanghai, Steering Committee Co-Chair.
2013 Research Council of Norway, grant proposal reviewer.
2013 North-European Journal of Language Technology, article reviewer.
2012 COLING, Mumbai, PC member.
2012 Royal Institute of Technology (KTH), Stockholm, adjunct professorship reviewer.
2012 CNL workshop, Zurich, PC member
2012 CiCLING, Delhi, PC member.
2012 University of Helsinki. docent application reviewer.
2011 Linguistics in Language Technology, article reviewer.
2011 Research Council of Norway, grant proposal reviewer.
2011 INRIA, France, project reviewer.
2011 LIHMT conference, Barcelona, PC member.
2011 University of Lund, Sweden, professor promotion reviewer.
2011 ACL-HLT conference, Portland, PC member
2011 LACL conference, Toulouse, PC member
2010 Studia Logica, article referee
2010 Leverhulme Trust, UK, research grant referee
2010 CNL workshop, Marettimo, PC member
2010 Oxford University Press, book referee
2010 IceTAL conference, Reykjavik, PC member
2009 Journal of Logic, Language, and Information, article referee
2009 University of Cambridge, UK, Trinity College PhD fellowship reviewer
2009 NODALIDA Conference, Odense, member of evaluation board
2009 EACL Conference, Athens, member of Morphology track evaluation team
2008 GoTAL conference, Gothenburg, PC chair
2008 Journal of Logic, Language, and Information, article referee
2007 EPSRC, UK, project reviewer
2007 ACL-Speechgram workshop, PC member
2007 Research on Logic and Computation, article referee
2006 ACM Computation Surveys, article referee
2003 LNCS, article referee
1994 Tekniska Forskningsrådet, Sweden, project reviewer
1994 Studia Logica, article referee
1992 SWON, The Netherlands, project reviewer
1988 Synthese, article referee
1987 Synthese, article referee