This book is designed to serve as a core text for advanced and graduate students and researchers alike. Each chapter reviews the literature and current research related to its topic as well as providing suggestions for practice for psychoeducational, counseling, and therapy groups based on the review. Major topics in the field of groups are included: history, best practices, settings, groups across the lifespan, special topics, multicultural groups, as well as critical issues and emerging themes in group counseling and psychotherapy. Key features include: • Integration of current research and practice • Includes psychoeducational, counseling, and therapy groups for all topics New to this edition: 2-3 new chapters on cutting edge themes Thoroughly updated research more pedagogical elements (discussion questions, activities, resources, case examples, key terms, etc.) Reorganization based on reviews Test bank and powerpoints.