Now in a revised and updated third edition reflecting a decade of changes in the field, this leading text prepares new practitioners to support all students' academic, behavioral, and social-emotional success. The multiple roles and functions of the school psychologist are described and illustrated with vivid vignettes. Readers gain vital skills for planning and implementing evidence-based prevention and intervention efforts and collaborating to facilitate systems change. Guided by a problem-solving perspective, the book provides tools for effective, culturally responsive practice in today's diverse schools. End-of-chapter discussion questions and activities enhance learning. This new edition: (1) Incorporates key advances in evidence-based assessment, intervention, and multi-tiered systems of support; (2) Provides increased attention to supporting the growing numbers of culturally and linguistically diverse students in schools; and (3) Addresses changes in school psychology training programs and professional standards. New emphasis on implementation science. [For the second edition (2011), see ED535951.]