The patriarchal perspective on relationship violence

You have been asked to participate in a radio show about relationship violence. You know that one of the other guests is an ardent supporter of the patriarchal perspective on relationship violence.  In preparation for the show, you want to make sure you understand her perspective and the critique you will make about the patriarchal perspective.  What are two points that you will make as a critique of this model of violence?  That is, what will you say to explain why the patriarchal model is an inadequate explanation for relationship violence?