Jihadi terrorism : a global assessment of the threat in the post al-Qaeda era / Paul R. Pillar -- Jihadi terrorism : perception and reality in perspective / Rik Coolsaet & Teun Van de Voorde -- 'New' vs. 'old' terrorism : a critical appraisal / Martha Crenshaw -- Logics of jihadi violence in North Africa / Hugh Roberts -- Kinship and radicalisation process in Jamaah