| Edo Airoldi | Princeton, USA |
| Yasemin Altun | Max Planck Institute Tübingen, Germany |
| Nicos Angelopoulos | Edinburgh University, UK |
| José Balcázar | Universitat Politècnica de Catalunya, Spain |
| Michael Berthold | University of Konstanz, Germany |
| Hendrik Blockeel | Katholieke Universiteit Leuven, Belgium |
| Francesco Bonchi | Yahoo! Research Barcelona, Spain |
| Christian Borgelt | European Center for Soft Computing, Spain |
| Karsten Borgwardt | Cambridge University, UK |
| Ulf Brefeld | TU Berlin, Germany |
| Yun Chi | University of California, Los Angeles, USA |
| Fabrizio Costa | Università degli Studi di Firenze, Italy |
| Luc DeRaedt | Katholieke Universiteit Leuven, Belgium |
| Alan Fern | Oregon State University, USA |
| Ingrid Fischer | University of Konstanz, Germany |
| Peter Flach | University of Bristol, UK |
| Susanne Hoche | University of Bristol, UK |
| Thomas Hofmann | Google Zurich, Switzerland |
| Manfred Jaeger | Aalborg University, Denmark |
| George Karypis | University of Minnesota, USA |
| Kristian Kersting | CSAIL, MIT, USA |
| Joost Kok | Leiden University, The Netherlands |
| Risi Kondor | Gatsby Unit, UCL, UK |
| Stefan Kramer | Technische Universität München, Germany |
| Jure Leskovec | Carnegie Mellon University, USA |
| Thorsten Meinl | University of Konstanz, Germany |
| Brian Milch | MIT, USA |
| Mehryar Mohri | New York University, USA |
| Tsuyoshi Murata | National Institute of Informatics, Japan |
| Andrea Passerini | Università degli Studi di Firenze, Italy |
| Kristiaan Pelckmans | Katholieke Universiteit Leuven, Belgium |
| Tapani Raiko | Helsinki University of Technology, Finland |
| Jan Ramon | Katholieke Universiteit Leuven, Belgium |
| Craig Saunders | University of Southampton, UK |
| Janne Sinkkonen | Helsinki University of Technology, Finland |
| Alessandro Sperduti | Università degli Studi di Padova, Italy |
| William Stafford-Noble | University of Washington, USA |
| Volker Tresp | Siemens, Germany |
| Koji Tsuda | MPI for Biological Cybernetics, Germany |
| Takeaki Uno | National Institute of Informatics, Japan |
| Jean-Philippe Vert | Ecole des Mines de Paris, France |
| Takashi Washio | Osaka University, Japan |
| Mohammed Zaki | Rensselaer Polytechnic Institute, USA |
| Dengyong Zhou | Microsoft Research, USA |
| Xiaojin Zhu | University of Wisconsin-Madison, USA |
