Dbt Worksheet 3 Interpersonal Effectiveness Marsha Linehan – Dialectical behavior therapy (DBT) is a sort of cognitive-behavioral therapy that was created by Marsha M. Linehan to aid people who have problem managing their feelings as well as habits. DBT aids individuals identify as well as alter unfavorable idea patterns as well as behaviors that might be adding to their difficulties. One way that DBT specialists sustain their customers in this process is with making use of worksheets.