Therapist Aid Substance Use Worksheets – Dialectical behavior therapy (DBT) is a sort of cognitive-behavioral treatment that was created by Marsha M. Linehan to assist people that have difficulty regulating their emotions as well as behaviors. DBT assists individuals identify and transform unfavorable thought patterns as well as habits that might be contributing to their difficulties. One way that DBT professionals sustain their clients in this procedure is through the use of worksheets.