The author is one of the best-respected individuals in this field; he has published over 50 journal articles, most of them dealing with group work, and is the co-author of several other books. This new edition incorporates more feminist theory and diversity issues throughout the book. Examples are incorporated throughout the book to help students see how to apply group work principles. A special Application Exercise at the end of most chapters helps students to reflect on and apply what they have learned. New Ch. 6 on use of therapeutic factors in groups, a topic of emerging interest in the field. For readers interested in group social work found in schools or departments of Social Work.