In this completely revised new edition, all disorders in childhood and adolescence are presented in a practical and clear manner. The structured layout of the individual chapters facilitates quick orientation within the text. The focus is on the general presentation of the disorders, models of etiology and course, diagnostics, therapeutic approaches, case studies, empirical evidence, and further literature. The textbook is primarily aimed at students, trainees, practitioners, and researchers from the fields of clinical psychology, child and adolescent psychiatry and psychotherapy, as well as their related disciplines.