The alcalde of Andújar during the reign of Henry IV of Castile (1454-1474) Escavias was also a historian a poet and a counselor to the king. Based on unpublished documents this volume discusses the various aspects of his life and demonstrates conclusively that he was the author of <i>Hechos de Miguel Lucas de Iranzo</i>. In addition the volume presents the most important sections of his unpublished <i>Repertorio de príncipes</i>.