CodCharting the waves a mere fish can send through history, Kurlansky has fashioned an epic masterpiece out of a seemingly small subject. 'Who would ever think that a book on cod would make a compulsive read? And yet this is precisely what Kurlansky has done' Express on Sunday The Cod. Wars have been fought over it, revolutions have been triggered by it, national diets have been based on it, economies and livelihoods have depended on it. To the millions