The final of the Nigerian National Under-twenty Chess Tournament is being fiercely contested by two local boys: Chinda Onyemere and Daniel Oke Junior. The result will shape their futures in a way neither of them could have predicted. Set against a backdrop of civil unrest, abused authority and corrupt government and social systems, Concentric Circles is the story of these two young men and their families as they struggle to make their way in a world that rewards cunning, greed and violence at the expense of honesty and hard work. Christopher Okonkwo studied bio- chemistry in Nigeria. A former...