Delivering what works is part of all chapters which give in some ways specific ideas for practice that any good clinician can use and the book itself concludes with another editors written chapter delivering what works perhaps the heart and souls most important ideas come from two research results first who knows whats working. The heart and soul of change what works in therapy january 1999 doi 10 1037 11132 000 authors mark a ed hubble barry l duncan better outcomes now scott d miller international center . Updating the classic first edition of the heart and soul of change editors duncan miller wampold and hubble have created a new and enriched volume that presents the most recent research on what works in therapeutic practice a thorough analysis of this research and practical guidance on how a therapist can truly deliver what works in therapy. Updating the classic first edition of the heart and soul of change editors duncan miller wampold and hubble have created a new and enriched volume that presents the most recent research on what works in therapeutic practice a thorough analysis of this research and practical guidance on how a therapist can truly deliver what works in therapy