The cleric,Anwar al-Awlaki, who now lives in Yemen, once taught at a mosque in Virginia that Hasan attended and is well-known among violent Islamists, according to terrorism expert and author Evan Kohlmann.
VOA: standard.2009.11.10
And much of Wednesday's hearing was devoted to questioning a potential expert witness for the prosecution, EvanKohlmann, an international terrorism expert who apparently examined the contents of a laptop belonging to Hasan.