Groans of the Spirit constitutes a rousing challenge to mainline churches and their practice of preaching. In this inventive work, Timothy Slemmons calls preachers beyond the formalism of the New Homiletic, and beyond the ethical proposals that have arisen in the frustrated struggle to transcend it, and toward what the author calls a ""penitential"" (reformed) homiletic. This new homiletical proposal is distinctive in that it faithfully adheres to...