Dbt Interpersonal Effectiveness Skills Worksheet 3 – Dialectical behavior therapy (DBT) is a sort of cognitive-behavioral therapy that was established by Marsha M. Linehan to aid people that have problem regulating their actions and feelings. DBT helps individuals determine and transform unfavorable idea patterns and behaviors that might be adding to their difficulties. One way that DBT experts support their clients in this process is through the use of worksheets.