She graduated in Geography and History (Extraordinary Degree Award), and obtained a PhD in Philosophy and Arts (History) at the University of León in 1988 after receiving a Predoctoral Fellowship (PFPI) between 1984 and 1987. Her doctoral thesis was on Los Adelantado and Merinos Mayores de León, between the 13th and 15th centuries which received the Extraordinary Doctorate Award. Between 1988 and 1990 she received a postdoctoral fellowship from the École des Hautes Études en Sciences Sociales (Paris, France). In 1990, she received a fellowship for the reincorporation of Doctors to Spain at the CSIC-Centro de Estudios Históricos (Madrid), the same centre where she worked as a contracted researcher between 1993 and 1999, and where she later received a Ramón y Cajal fellowship (2002- 2006). She was also an associate professor at the Carlos III University of Madrid (2002-2004 and 2006-2007), and head of the History Section at the Spanish School of History and Archaeology of the CSIC in Rome. She was a Senior Scientist at the CSIC at the Institute of History since 2006. Her lines of research cover the social history of power in Castilla y León between the seventeenth and sixteenth centuries, with special emphasis on the royal territorial political administration, relationships between the nobility and the monarchy, between local communities and feudal powers, and, feudal political patronage and its network system. He published the results of his research in numerous articles and book chapters, as well as in monographs, among which the most notable are Los adelantados y merinos mayores de León (siglos XIII-XV) (1990) or Sabios cristianos medievales: Isidora, Alfonso X, Llull: name, order, preach (2003); and more recently the co-edition of the work Hidalgos e hidalguía en la península Ibérica (12th-15th centuries) together with Dacosta Martínez and Díaz de Durana (Marcial Pons, 2018).

https://orcid.org/0000-0003-4215-9506