5 - 7 October 2026
Continuing the successful conference series from the past 7 years, the #ossym26 Open Search Symposium brings together the European and international Open Search community for the seventh time. The hybrid conference provides a forum to discuss and further develop the ideas and concepts of open web search and related topics in various formats including scientific talks, panels, workshops, demonstrations, student challenges and informal discussion spaces. Participants include researchers, data centres, libraries, policy makers, legal and ethical experts, and society.
Important Dates
Will be announced in due time.
International Open Search Symposium #ossym2026
5-7 October 2026
Online publication of proceedings
Autum 2026
Conference format
- Conference location: Berlin, Germany, and Online.
Conference Chairs
Prof. Dr. Michael Granitzer | University Passau, Germany
Prof. Dr. Christian Guetl | Graz University of Technology, Austria
Dr. Megi Sharikadze | Leibniz Supercomputing Centre, Munich, Germany
Dr. Stefan Voigt | Open Search Foundation, Starnberg, Germany
Dr. Andreas Wagner | CERN, Geneva, Switzerland
Local Chairs and Organization
Stefan Voigt | DLR, Berlin, Germany
Publication Chairs
Sebastian Guertl | Graz University of Technology, Austria
Elias Sandner | CERN, Geneva, Switzerland
Andreas Wagner | CERN, Geneva, Switzerland
Poster Session Chairs
To be announced shortly
Programme Committee
Prof. Emmanuel Cartier | European Commission JRC
Prof. Dr. Alexander Decker | Technische Hochschule Ingolstadt, Germany
Prof. Dr. Arjen P. de Vries | Radboud University, Netherlands
Prof. Dr. Stefan Dietze | Heinrich Heine University Düsseldorf and GESIS, Germany
Msc. Roxanne ElBaff | German Aerospace Centre (DLR), Germany
Prof. Dr. Kai Erenli | University of Applied Sciences BFI Vienna, Austria
Dipl. Inf. Fabio Fracassi | Code.Berlin University of Applied Sciences, Berlin, Germany
Dr. Maik Fröbe | Friedrich-Schiller-Universität, Jena, Germany
Prof. Dr. Fabian Geier | Code.Berlin University of Applied Sciences, Berlin, Germany
Priv.-Doz Dr. Christian Geminn | University Kassel, Germany
Prof. Dr. Michael Granitzer | University Passau, Germany
Prof. Dr. Christian Guetl | Graz University of Technology, Austria
Prof. Dr. Matthias Hagen | Friedrich-Schiller-Universität, Jena, Germany
Dr. Tobias Hecking | German Aerospace Centre (DLR), Germany
Prof. Dr. Denis Helic | Graz University of Technology, Austria
Msc. Gijs Hendriksen | Radboud University, Netherlands
Prof. Dr. Andreas Henrich | University Bamberg, Germany
Prof. Djoerd Hiemstra | University of Twente, Radboud University, Netherlands
Msc. Phil Höfer | SUMA e.V., Germany
Dr. Igor Jakovljevic | CERN, Geneva, Switzerland
Prof. Dr. Robert Jäschke | Humboldt University Berlin & L3S, Hannover, Germany
Dr. Jens Kersten | German Aerospace Centre, Jena, Germany
Dr. Jelena Mitrovic | University of Passau, Germany
Prof. Dr. Engelbert Niehaus | University Koblenz-Landau, Landau, Germany
Prof. Dr. Monica Palmirani | Università di Bologna, Italy
Prof. Dr. Melanie Platz | Saarland University, Germany
Prof. Dr. Martin Potthast | Kassel University, Germany
Prof. Dr. Mirko Presser | Aarhus University, Denmark
Prof. Dr. Georg Rehm | German Research Center for Artificial Intelligence (DFKI), Berlin, Germany
Dr. Renée Ridgway | Aarhus University, Denmark
Prof. Dr. Adam Roe | Code.Berlin University of Applied Sciences, Berlin, Germany
Dr. Tim Smith | CERN, Geneva, Switzerland
Prof. Dr. Benno Stein | Bauhaus University, Weimar, Germany
Dr. Nicola Tonellotto | University of Pisa, Italy
Dr. Stefan Voigt | Open Search Foundation, Germany
Dr. Andreas Wagner | CERN, Geneva, Switzerland
