Jocelyne Cesari's op-ed Boston Marathon bombing in The Washington Post

The bombings at the Boston Marathon brings homegrown terrorism back into the spotlight. Suspects Tamerlan and Dzhokhar Tsarnaev were born in Russia, but, as President Obama recently, “Why did these young men who grew up and studied here as part of our communities resort to such violence?” Several decades of research on radicalization of Muslims in the United States and Europe could point to some possible answers.