He holds a BA (Licenciatura) in History and a PhD in History from the University of Oviedo, a BA in Romance Philology from the University of Barcelona, and a BA in Social and Cultural Anthropology from the Spanish National Distance Education University (UNED). He has worked as a lecturer and researcher in Medieval History at the universities of Oviedo, Bretagne-Sud, and León, where he currently holds the position of Associate Professor (Profesor Permanente Laboral). His research focuses on the social and cultural history of urban communities in the northwestern Iberian Peninsula throughout the Middle Ages.