This introduction is an ideal companion for students on counselling and psychotherapy training courses. Key features of the fourth edition include: Curriculum coverage: the book maps to core topics, including theoretical approaches, the therapeutic relationship, skills and practice, client and presenting issues, ethics and professional issues, and diversity and inclusion. Theory chapters use a consistent structure to support comparison across approaches, with coverage of each model in practice, its criticisms and limitations, and relevant research. Student-friendly features: case examples and 40 online videos illustrate skills in practice; further resources provide a gateway to extend learning; and reflective questions support personal development. Updated content: new chapters cover humanistic practice, trauma, and integrative and pluralistic approaches. Additional material on online therapy, AI in therapeutic practice, ethical guidance and SCoPEd competencies prepares readers for contemporary practice. Designed for introductory and practitioner courses, this edition helps students develop the knowledge and skills they need for effective practice.