While government institutional influences are vast, marital rape is often sustained by cultural ideologies. According to Catharine MacKinnon and Andrea Dworkin, the issue of sexual violence, including within marriage, has not been a political spectrum issue - that is a left wing "vs". right wing issue - but a general ubiquitous part of the culture, "The Left and the Right have consistently had different positions on rape; but neither has acknowledged rape from the point of view of the women who experienced it.