ET4S 2014 Program Committee Gennady Andrienko Fraunhofer Institute for Intelligent Analysis, Germany Iva Barisic ETH Zurich, Switzerland Arzu Çöltekin University of Zurich, Switzerland Florian Daiber German Research Center for Artificial Intelligence, Germany Clare Davies University of Winchester, U.K. Andrew T. Duchowski Clemson University, SC, USA Beatrix Emo ETH Zurich, Switzerland Sara Irina Fabrikant University of Zurich, Switzerland Mary Hegarty University of California, Santa Barbara, CA, USA Christoph Hölscher ETH Zurich, Switzerland Christian Kray University of Münster, Germany Johannes Schöning Hasselt University, Belgium Artemis Skarlatidou University College London, UK Jan M. Wiener Bournemouth University, U.K. iii