This month's free book from Logos Bible Software is Stephen Westerholm's Justification Reconsidered: Rethinking a Pauline Theme (Eerdmans, 2013). Those who get this free volume are also eligible to purchase Douglas Campbell's massive The Deliverance of God: An Apocalyptic Rereading of Justification in Paul (Eerdmans, 2013) for only $0.99.