Group participants will participate in six individual sessions based on Motivational Interviewing techniques (60 minutes each) and then in 18 group sessions based on psychoeducational and cognitive-behavioral techniques (90 to 120 minutes each). Groups will be composed of 6 to 10 participants. The intervention will be delivered weekly.

Group participants will participate in 18 group sessions based on psychoeducational and cognitive-behavioral techniques (90 to 120 minutes each). Groups will be composed of 6 to 10 participants. The intervention will be delivered weekly.

Group participants will receive the usual treatment delivered by different institutions (e.g., correctional services, probation services, child protection services) as the participants of this study are justice-involved individuals (i.e., perpetrators of intimate partner violence).

Marital Violence Inventory (IVC) - Total scores range between 0 and 40. Higher scores mean a higher frequency of intimate partner violence.

Attitudes towards Marital Violence Scale (ECVC) - Total score ranges between 25 and 125. Higher scores mean more supportive attitudes towards intimate partner violence.

Bref Symptom Inventory (BSI) - BSI includes nine dimensions and three global indexes. Higher scores mean more psychopathological symptoms.

Coping scale - Total score ranges between 13 and 52. Higher scores mean better coping skills.

Spouse Abuse Risk Assessment (SARA) - Total scores range between 0 and 40. Higher scores mean a higher risk of intimate partner violence.

University Rhode Island Change Assessment - Domestic Violence - Revised (URICA-DV-R) - URICA-DV-R includes a Readiness to Change Index - higher scores mean higher readiness to change.

Rosenberg Self-esteem scale (RSES) - Total scores range between 10 and 40. Higher scores mean higher self-esteem.

Self-concept inventory (ICAC) - Total scores range between 20 and 100. Higher scores mean higher self-concept.