The population of Ireland is five million, but 70 million call themselves Irish. Here is their story in all its richness and complexity. Tim Pat Coogan traveled around the world where green is indeed worn to talk to the people who weaved the tale of "a dream born in a herdsman's shed and the secret scriptures of the poor." Along with American presidents, best-selling authors and Riverdancers, Ireland gave the world a caring tradition borne by missionaries...