This is an introductory textbook written for graduate counselling students and other helping professionals, providing readers with fundamental alcohol and other drug assessment and diagnostic knowledge.

The Clinical Interviews, Standardized Speciality, Drug Detection, and Personality Assessment (CLISD-PA) Model Overview --The DSM-IV-TR Multiaxial System and Common Substance-Related Disorders -- Tier One: Individual Clinical Interviews -- Significant Other Interviews: Understanding and Promoting Change through Others -- Standardized Alcohol and Other Drug (AOD) Speciality Assessment Instruments and Drug Detection Testing -- Personality Assessment and Therapeutic Feedback.