Professor of Law at the University of Deusto (Bilbao), he has been vice-rector, dean of the Faculty of Social and Human Sciences, and director of the Human Rights Institute. He advised the Basque Ombudsman, led an NGO for immigrant rights, served on the Spanish Council for Integration of Migrants and the Scientific Committee of Religious Pluralism, and participated in Council of Europe missions. His research focuses on integration policies, national conflicts, minority rights, and the intersection of human rights with religious, linguistic, and cultural diversity.