Profesor Don DeWelt era muy querido como var n de Dios, predicador de la Palabra de Dios, profesor de la Biblia y publicador de libros para ayudar a los estudiantes de la Biblia. En sus a os de entrenar nuevas generaciones de predicadores enfatiz la preparaci n primeramente del coraz n y luego la mente para anunciar la ense anza de Dios. Este libro es un fruto de esos a os de esfuerzo para entrenar bien. Escrito por l, es el texto que l utiliz en sus clases de Ozark Christian College in Joplin, Missouri. Creemos sinceramente que este libro le ayudar en la vida cristiana y, desde luego, ayudar a aquellos que deseen ser eficaces predicadores de la Palabra de Dios. Professor Don DeWelt was a very loved man of God. He was a preacher of the Word of God, professor of the Bible and publisher of books to help students of the Bible. In his years of training new generations of preachers, he emphasized the preparation of the heart first and then the mind in order to teach the Word of God. This book is the fruit of those years of effort to teach his students well. Written by Brother DeWelt, it is a text he used in his classes at Ozark Christian College in Joplin, MO. We believe sincerely that this book will help in the Christian life of the reader and of course, will help those that desire to be effective preachers of the Word of God.