Now in a fully rewritten fourth edition, this is the authoritative presentation of motivational interviewing (MI), the powerful approach to facilitating change. It has been updated and streamlined to be even more user-friendly as a practitioner guide and course text. MI originators William R. Miller and Stephen Rollnick elucidate the four tasks of MI--engaging, focusing, evoking, and planning--and vividly demonstrate what they look like in action. A wealth of vignettes and interview examples ...