The critical issue that practitioners would encountered when interacted with the offenders, including the sexual offenders, domestic violence or drug addicts, who are compelled by the court to accept correctional treatment, is the offender's motivation to change is low or resists change. This issue would also significantly affect the efficacy of the treatment follow-up. Motivational interviewing is an effective approach to improve the offenders' motivation to change, and has accumulated a lot of practical research and literature in foreign countries. By comparison, the practical research and literature about motivational interviewing are relatively rare in Taiwan. Therefore, this article reviews related research and literature, discusses the core spirit and techniques of the motivational interviewing, and discusses how to apply it to correctional treatment, provides reference for the academia and practitioners in Taiwan who are involved in the counseling work with offenders.