Jennifer K. Manuel, PhD, is deputy director of psychology at the San Francisco Veterans Affairs Health Care System and anassociate professor in the Department of Psychiatry and Behavioral Sciences at the University of California, San Francisco. She has been a member of the Motivational Interviewing Network of Trainers (MINT) since 2005. She conducts MI training and coding workshops throughout the world. She has coauthored multiple MI behavioral coding systems including the widely used Motivational Interviewing Treatment Integrity (MITI) coding manual. Dr. Manuel’s research expertise is in the implementation and evaluation of MI in front-line clinical settings.   Denise Ernst, PhD, is an adjunct professor at the School of Social Work, Portland State University. She has been a motivational interviewing (MI) consultant for over 25 years, providing training, evaluation, research and implementation support, and private coaching internationally. Dr. Ernst has helped develop and refine MI coding instruments, including the Motivational Interviewing Skill Code (MISC) and the Motivational Interviewing Treatment Integrity (MITI) coding system. She participated in research efforts to enhance training effects, providing structured feedback and coaching for many professions. Dr. Ernst has been a member of the Motivational Interviewing Network of Trainers (MINT) since 1997. Alexandre Vaz, PhD, is director of training at the Sentio Marriage and Family Therapy graduate program and Sentio Counseling Center. He has authored many books on deliberate practice and psychotherapy training and is coeditor of the book series The Essentials of Deliberate Practice (APA Books). Dr. Vaz has held multiple committee roles for the Society for the Exploration of Psychotherapy Integration (SEPI) and the Society for Psychotherapy Research (SPR). He is founder and host of “Psychotherapy Expert Talks,” an acclaimed interview series with distinguished psychotherapists and researchers. Tony Rousmaniere, PsyD, is program director of the Sentio Marriage and Family Therapy graduate program, and executive director of the Sentio Counseling Center. He has authored many books on deliberate practice and psychotherapy training and is coeditor of the book series The Essentials of Deliberate Practice(APA Books). In 2017, Dr. Rousmaniere published the widely cited article in The Atlantic Monthly, “What Your Therapist Doesn’t Know.” Dr. Rousmaniere supports the open-data movement and publishes clinical outcome data at drtonyr.com. He is president of Division 29 of APA.