The Papacy and historical concreteness of the ministry of Peter is today called for reform and revision of its historical setting and a discussion of its theological content in the light of its origin, according to the biblical testimony and documents of the early Church. Against this backdrop, it is necessary to an understanding of the structures that have developed throughout history as well as those who were its proponents, this knowledge will enable a mature participation in the discussion within Christianity. As its title indicates, this Dictionary of Popes and the Papacy includes a reference to each of the popes and anti-popes in the history of the Church and the cluster in which addresses issues with the papacy, both geographical nature (eg., "Rome") as legal and canonical (eg., "papal Election"), organizational and institutional (eg., "Roman Curia"), theological-systematic (eg., "Infallibility") and issues related to the past (eg., "golden Rose") and issues of contemporary relevance (eg., "Holy Year"). The Dictionary of Popes and the Papacy offers the articles in the Lexikon für Theologie classic und Kirche in a review overseen by teachers Dassmann Ernst, Odilo Engels, Klaus Ganzer and Heribert Schmitz. This Castilian edition also has the provision or expansion of topics related to the Papacy and the Iberian Peninsula and Latin America, by Professor Ignasi Fernández Terricabras. Bibliographies of the various inputs were incorporated the titles of recent literature on the subject, and this edition also major references speaking to the reader. As a theological dictionary, historical and systematic, the book reflects the latest stage of development of current research about the popes and the papacy.