The Theory of Preaching: Lectures on Homiletics is a book written by Austin Phelps and first published in 1881. It is a comprehensive guide to the art of preaching and provides a detailed analysis of the principles and techniques that make for effective preaching. The book is divided into three main sections: the nature of preaching, the preparation of sermons, and the delivery of sermons. In the first section, Phelps discusses the role of the preacher...