Lawrence Wright has a new article on the acrimonious debate between Zawahiri and his former mentor, Sayyid Imam. This is the most serious ideological fissure in the Jihadi movement in twenty years (since the death of `Abd Allah `Azzam) and Wright does an excellent job of tying together all the pieces of a complicated story.
Document (Arabic): Guiding the Jihad (ترشيد العمل الجهادي في مصر والعالم)
Document (Arabic): Exoneration (التبريئة)