On Jan. 7, exactly two weeks before we are to simultaneously celebrate the life of Dr. Martin Luther King Jr. and inaugurate Barack Obama to his second term as President of the United States, sinister advertisements went up in dozens of subway stations around New York City, making evident that despite the undoubted strides our nation has made toward achieving justice and equality, bigotry and fear-mongering remain alive and well in America. The American Freedom Defense Initiative, headed by Pamela Geller, an inflammatory demagogue with a long history of anti-Muslim incitement, purchased space in 39 stations for ads with an...