This book provides a scientific context for understanding psychological testing with children and adolescents and includes practical guidelines for using individual tests in clinical practice. The growing need among child care providers to assess behavioral/emotional problems demands a that provides both a sound base in theory and research and step-by-step instructions for successful assessment and diagnosis of such problems. The authors emphasize that assessment is not "test driven; " rather, it is "construct driven." The most critical component in choosing a method of assessment and interpreting assessment data is an understanding of what one is trying to measure. This volume is an effective tool for understanding the scientific context into which to place the practice of psychological testing.