Aim: The study aimed at determining the effective of acceptance and commitment therapy group intervention on marital distress, marital conflict, and optimism.
Methodology: The study was formed of quasi-experimental design with pretest-posttest and follow-up. 24 married woman with marital problems who visited the counseling center of Imam Khomeini Relef were selected and randomized in to control and experimental group (n=12 for each group) . Research tools werer Marital Satisfaction Inventory -Revised (MSI-R), Marital Conflict Questionnaire-Revised (R-MCQ), and Life Orientation Test-Revised (LOT-R). The experimental group participated in ten ACT group session. After the ending a posttest was carried out in both group. Multivariate ana of covariance (MANCOVA) was performed to analyze the data.
Finding: The findings demonstrate that acceptance and commitment group therapy is effective on marital conflict (P<0.05). marital distress (P<0.05), and optimism (P<0.05).
Conclusion: According to the results, the use of ACT therapy recommended in reduce marital distress, marital conflict and increase optimism.