Stephen Rollnick Editor & Author

Hal Arkowitz, PhD, until his death in 2019, was Emeritus Associate Professor of Psychology at the University of Arizona. His life work was dedicated to understanding how people change and why they don’t. Dr. Arkowitz has published widely in the areas of psychotherapy and motivational interviewing. A scientist-practitioner for his entire career, he was deeply interested in how science can inform practice and how practice can inform science.

William R. Miller, PhD, is Emeritus Distinguished Professor of Psychology and Psychiatry at the University of New Mexico. He introduced the concept of MI as a clinical method in a 1983 article. With over 50 published books and 400 articles and chapters, he is listed by the Institute for Scientific Information as one of the world’s most highly cited scientists. With Stephen Rollnick, Dr. Miller is coauthor of the classic work Motivational Interviewing: Helping People Change, now in its third edition.

Stephen Rollnick, PhD, is Honorary Distinguished Professor in the School of Medicine, Cardiff University, Wales, United Kingdom. He is a codeveloper of motivational interviewing, with a career in clinical psychology and academia that focused on how to improve conversations about change. He has worked in diverse fields, with special interests in mental health and long-term health conditions like diabetes, heart disease, and HIV/AIDS. Dr. Rollnick has published widely in scientific journals and has written many books on helping people to change behavior. He is coauthor (with William R. Miller) of the classic work Motivational Interviewing: Helping People Change, now in its third edition. He has traveled worldwide to train practitioners in many settings and cultures, and now works as a trainer and consultant in healthcare and sports.