Lay Back the Darkness

Edward Hirsch’s sixth collection is a descent into the darkness of middle age, narrated with exacting tenderness. He explores the boundaries of human fallibility both in candid personal poems, such as the title piece—a plea for his father, a victim of Alzheimer’s wandering the hallway at night—and in his passionate encounters with classic poetic texts, as when Dante’s Inferno enters his bedroom:

Wh...