This textbook has been specially written by experienced teachers and clinicians for all professionals working in the field of substance use for the first time. Using role playing, clinical scenarios and reader activities to aid understanding, "Working with Substance" "Users" covers key theory and practice links, types of use and treatment, specific client groups, social policy, and service issues. Each chapter highlights the appropriate evidence base, encourages the student to reflect critically on what they have read and to consider the implications for practice.