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If you would like to sponsor the CLEF 2011 conference, please contact Bouke Huurnink or Wouter Weerkamp at clef2011[at]



The registration desk will be open throughout the conference, on the first floor of Casa 400. Additional opening hours are:
- Sunday 18 September, from 17.00 to 19.00
- Monday 19 September, from 08.00 onwards

Fee waivers

CLEF 2011 receives last-minute sponsorship for student registration fee waivers. Apply (with motivation + proof of stud. status) at clef2011[at]

Schedule Change

The notifications of acceptance of CLEF 2011 conference paper is postponed to Monday 13

CLEF 2011 Registrations

The CLEF 2011 registrations are now open.


General chairs

Maarten de Rijke
Julio Gonzalo

Program chairs

Jaana Kekäläinen
Mounia Lalmas

Lab chairs

Vivien Petras
Paul Clough

Organization chair

Emanuele Pianta

Resource and Publicity chair

Khalid Choukri

Technical management

Pamela Forner
Giovanni Moretti

Local organizers

Richard Berendsen
Bouke Huurnink
Edgar Meij
Wouter Weerkamp