WINNER OF THE NOBEL PRIZE IN LITERATUREAverno is a small crater lake in southern Italy, regarded by the ancient Romans as the entrance to the underworld. That place gives its name to Louise Glück's tenth collection: in a landscape turned irretrievably to winter, it is a gate or passageway that invites traffic between worlds while at the same time resisting their reconciliation.Averno is an extended lamentation, its long, restless poems no less spellbinding for being without