LONDON – Graham Greene’s great novel “the Comedians”, set in the Haiti of the dictatorship of Papa Doc, gives some support to the artist’s pious hope that “a writer is not so powerless as he usually feels and a pen, as well as a silver bullet, can draw blood.” How else to explain how this half of a quite small Caribbean island gets more press than it deserves? It is, indeed, in part the legacy of Graham Greene who, as I am too, was often drawn to the island because of its idiosyncratic but rich culture and, not least, its lurid shades of darkness and light that permeate the political spectrum. Greene, whilst capturing the ugliness and horror of the Tonton Macoutes, also draws a careful portrait of the civilized and caring Dr Magiot. However, the outside world’s fascination with the forces of darkness represented in most European and Asian cultures...