Previously, he worked at Ashley Addiction Treatment as department head of psychological services where he developed and implemented interventions based on Motivational Interviewing (MI). He has presented workshops on MI for the past 15 years and is published in peer-reviewed journals on the topics of MI, addiction, and abusive behavior change. Dr. Musser received a Masters Degree in Psychology from The Catholic University of America and a Doctorate from The University of Maryland Baltimore County. He completed his Doctoral Internship at the VA Medical Center in Perry Point, Maryland.