Dbt Accumulating Positive Emotions Worksheet – Dialectical behavior therapy (DBT) is a sort of cognitive-behavioral therapy that was established by Marsha M. Linehan to help individuals who have problem managing their emotions as well as actions. DBT assists individuals determine and change unfavorable idea patterns as well as actions that might be adding to their problems. One way that DBT practitioners sustain their customers in this process is through using worksheets.