General chairs: Éric Gaussier (University Grenoble Alpes), Lorraine Goeuriot (University Grenoble Alpes) and Georges Quénot (CNRS)

Program chairs: Gabriella Pasi (University of Milano-Bicocca) and Benjamin Piwowarski (CNRS)

Short papers and poster chairs: Leif Azzopardi (University of Glasgow) and Allan Hanbury (Technical University of Vienna)

Workshop chairs: Elaine Toms (University of Sheffield) and Jian-Yun Nie (University of Montréal)

Tutorial chairs: Claudia Hauff (DEFT) and Mohand Boughanem (University of Toulouse)

Demo chairs: Jean-Pierre Chevallet (University Grenoble Alpes) and Jaap Kamps (University of Amsterdam)

Industry day chairs: Gabriella Kazai (Microsoft) and Miguel Martinez (Signal Media)

Proceedings chairs: Philippe Mulhem (CNRS) and Michel Beigbeder (École Nationale Supérieure des Mines de Saint-Etienne)

Publicity chairs: Laure Soulier (University of Paris 6) and Ingo Frommholz (University of Bedfordshire)

Sponsor chairs: Massih-Reza Amini (University Grenoble Alpes), Patrice Bellot (Université Aix-Marseille) and Pavel Braslavski (Ural Federal University)

Student mentoring chairs: Jacques Savoy (University of Neuchâtel) and Mihai Lupu (Vienna University of Technology)

Student grant chairs: Fabio Crestani (University of Lugano) and Josiane Mothe (University of Toulouse)