2011-2014 “Methods to improve the validity of survey questionnaires and psychological scales: Cognitive interviewing and behavioral coding” (SEJ-6569). Number of research members: 11, main research: José-Luis Padilla.
2010-2011 “Cognitive pretest of the Spanish Census 2011 questionnaires”. Research grant from the Spanish National Statistical Institute. Number of research members: 4, main research: José-Luis Padilla.
2009-2012 “Logistic Regression models and cognitive interviewing: Optimization ofprocedures to detect DIF and assess its causes”. Research Bureau of Ministry of Education and Science. Number of research members: 11; main researcher: Juana Gómez.
2009-2010 “Cognitive pretest of the Spanish version of the European Disability Survey Interview Module”. Research grant from the Spanish National Statistical Institute and Eurostat. Number of research members: 4, main research: José-Luis Padilla.
2006-2009 New diagnostic methods of identification of patients with partial deafness. Core project titled: remediation of hearing loss; acronym: hearingtreat (FP6); contract number: mtkd-ct-2006-042387. European Commission. Marie Curie Program. Number of research members: 6; main researcher: Artur Lorens (Poland).
2006-2009 “New methodological approach to analyse the total error in survey research”. Research grant from Junta de Andalucía; Excellence Project SEJ564. Number of research members: 7; main research: María del Mar Rueda.
2007-2008 “Cognitive pretest of the Spanish version of victimization survey”. Research grant from Spanish Statistical Institute. Number of research members: 4; main research: José-Luis Padilla.