For this information and information elsewhere in this article, BuzzFeed News drew from interviews with various domestic violence researchers and advocates. Some of the advocates and researchers interviewed for this story: Sue Osthoff, executive director of the National Clearinghouse for the Defense of Battered Women; Stephanie Avalon, resource specialist for the national Battered Women's Justice Project; Deborah D. Tucker, executive director of the National Center on Domestic and Sexual Violence; Laurel Mohan, of the Battered Women's Legal Advocacy Project in Minnesota; and professors Michelle Jacobs of the University of Florida and Kris McDaniel-Miccio of the University of Denver.