By Kyle Orton (@KyleWOrton) on 26 May 2020

Early in his new book, Your Sons Are At Your Service: Tunisia’s Missionaries of Jihad, The Washington Institute’s Aaron Zelin quotes a pair of sociologists who note that ‘where theories are plentiful … ideas are vacuous’. The book is in many ways the antithesis of this approach. It is not without theoretical content; where social movement theory arises as a means of understanding jihadism, say, the author gives an overview of the literature to contextualise it for the reader. But the general approach is historical, empirical, and detail-rich, so that by the time Zelin summarises his findings in the various sections there can be no doubt about the evidentiary basis. Continue reading →