'Though home is a name, a word, it is a strong one', said Charles Dickens, 'stronger than magician ever spoke, or spirit answered to, in strongest conjuration.' The ancient Greek word nostos, meaning homecoming or return, has a commensurate power and mystique. Irish philosopher-poet John Moriarty described it as 'a teeming word... a haunted word... a word to conjure with'. The most celebrated and culturally enduring nostos is that of Homer's Odysseus...