Report on the 27th European conference on information retrieval research (ECIR 2005).

The 27th European Conference on Information Retrieval Research (ECIR 2005), celebrated in Santiago de Compostela (Spain) on 21-23 March 2005, was jointly organized by the University of Santiago de Compostela (Spain) and the University of Granada (Spain), under the auspices of the Information Retrieval Specialist Group of the British Computer Society (BCS-IRSG). The conference was co-chaired by David E. Losada (University of Santiago de Compostela) and Juan M. Fernández-Luna (University of Granada) and was celebrated in the Technical School of Engineering of the University of Santiago de Compostela.