Drs. Bill Miller and Steve Rollnick have published a new edition of their bestselling psychotherapy book, Motivational Interviewing . Similar to past editions, this is not just a minor update. Every time that Miller and Rollnick revise their work, they seem to sit down with a blank screen and start to explain their method from scratch, resulting in a completely new book about motivational interviewing. So what's in the new version? One update in the 3rd edition was the introduction of 4 "tasks" of motivational interviewing: engaging, focusing, evoking, and planning. In the new 4th edition, these tasks have become the overarching structure of the book, with a chapter on each one. Other frameworks, like the "MI micro-skills" of OARS (open-ended questions, affirmation, reflection, summarizing) are subsumed into the four tasks (OARS is in the "evoking" chapter now). The new book flows in a way that prior editions didn't always -- they more often had co...