Alfonso Ropero was an evangelical pastor for almost twenty years who decided to surrender to scripture research. He has a master’s and doctorate in theology from CEIBI (The Center for Biblical Investigation) and the Saint Alcuin House University. Alfonso is history of philosophy professor and director of the humanities department at CEIBI. In addition, he has been coordinating editor for the “Great Authors of the Christian Faith” collection from Clie Editorial and he succeeded Eliseo Vila as its director. He has published more than a hundred articles on theology, history and reflection. Alfonso has been guest speaker at seminars and meetings in universities at home and abroad. He has also edited epitomes and compendiums of a diversity of classical Christian authors and commentaries by Martin Lutero.