Nick Shaxson’s classic focuses in particular on the role of the U.K. and its Territories and Crown Depencies as huge players in the offshore game.  His chapter on the City of London is a must read – one comes away understanding how offshore is embedded at the heart of global finance and maintained with elegance and panache by snakes in suits.  Part of de-creating offshore is seeing through the fancy suits and cufflinks to the moral rot and criminality.