I'm speaking with Mark Potok, director of the Intelligence Project of the Southern Poverty Law Center, which keeps track of hate groups in the U.S., and Randy Blazak, an associate professor at Portland State University, who also studies hate groups.

NPR: The Tipping Point: When Hate Turns To Violence

According to the FBI compilation of hate crime statistics in the U.S., drawn from between eleven and fifteen thousand participating federal, state, and local agencies, since and including 2001, hate crimes against Muslims in the United States have averaged about 2% of all reported hate crimes each year.

CENTERFORSECURITYPOLICY: A Campaign of Willful Blindness on Terrorism

The project is dedicated to monitoring hate groups and extremist activity in the U.S. He joined us from his office in Montgomery, Alabama.

NPR: The Tipping Point: When Hate Turns To Violence