Because relationship violence often occurs behind the scenes—and beyond the watchful eyes of campus administrators—few students are aware of its prevalence. But a 2010 study by the U.S. Secret Service and other federal law enforcement agencies found that 58 percent of directed assaults involving students were motivated by an intimate relationship, retaliation for specific actions, refused advances, or obsessions. Another 10 percent of the cases involved "acquaintance/stranger based sexual violence." Continue Reading