The black preacher's voice has always been a stimulus for social change. Purposeful preaching drove the civil rights movement. Earlier, the voice of the black preacher fought slavery. Today, that voice is needed as much as ever-but has fallen strangely silent. In The Power of the Preacher's Voice , preacher and theologian Dr. Scottie L. Aaron argues that the revival of the black preacher's powerful voice is needed to address and combat the many social...