St. Justin Martyr is known as the oustanding apologist of the second century. While the Apostolic Fathers like St. Clement of Rome, St. Ignatius of Antioch, and St. Polycarp had addressed members within the Christian fold, St. Justin is considered to be the first prominent defender of the Christian faith against non-Christians and the enemies of the Church. The chief sources for the uncertain and meager chronological data of Justin's life are his own writings, the two Apologies and the Dialogue with Trypho. The circumstances leading up to his conversion are recorded in the first eight...