Ruth Rosen: Domestic violence is just the tip of the iceberg. It may take another century before violence against women seems as barbaric and unacceptable as slavery does today.
Ruth Rosen, Professor Emerita of History at the University of California, Davis, is a scholar-in-residence at the Center for the Comparative Study of Right-Wing Movements at the University of California, Berkeley. She is a former columnist for the Los Angeles Times and the San Francisco Chronicle. Her most recent book is "The World Split Open: How the Modern Women’s Movement Changed America."