"Working with perpetrators is not psychotherapy. The perpetration of domestic violence is an expression of learned ways of thinking and behaving and is generally not attributable to a mental illness." Excerpt from Working with perpetrators in cases of domestic violence: Standard of the Federal Working Group on Domestic Violence Perpetrator Work.

Page 4 Basic principles, https://www.bag-taeterarbeit.de/images/pdf/Standard_BAG-T%C3%A4HG_2016.pdf