Isis jihadis aren’t medieval – they are shaped by modern western philosophy

The arrest of French revolutionary Maximilien Robespierre (1758-1794). The French revolution offered the promise of a 'state founded on a set of principles'. Photograph: Time Life Pictures/Getty Images

http://www.theguardian.com/commentisfree/2014/sep/09/isis-jihadi-shaped-by-modern-western-philosophy?CMP=twt_gu