For a century, Opus Dei has transmitted to the world a message of encounter with God in ordinary life. A first of its kind, this book is an extensive investigation of this institution and its founder, Josemaría Escrivá. All documentation that exists and is preserved about Opus Dei and its founder, as well as numerous oral testimonies, have been accessed in order to leave no rock unturned in this historical reveal of one of the Church's most fascinating modern lay and clerical organization.