Within the context of the growing demands for ethical, legal, and fiscal accountability in psychosocial practices, provides a coherent, comprehensive and useful resource for social workers and other human service professionals. This fully updated text teaches readers to 1) conduct clinical assessments informed by current human behaviour science; 2) implement interventions supported by current outcome research; and 3) engage in evaluation as part of daily practice to ensure effective implementation of evidence-based practices. Sample assessment/evaluation instruments (contributed by leading experts) allow practitioners and students to better understand their use as both assessment and evaluation tools. Case studies and sample treatment plans help the reader bridge the gap between clinical research and everyday practice. Overall, E provides practitioners and students with a thoroughly researched yet practice-oriented resource for learning and implementing effective assessment, intervention and evaluation methods for a wide array of psychosocial disorders and problems-in-living in adults, children and families.