Universally lauded poet Robert Hass offers a stunning, wide-ranging collection of essays on art, imagination, and the natural world?with accompanying photos throughout. What Light Can Do is a magnificent companion piece to the former U.S. Poet Laureate's Pulitzer Prize and National Book Award-winning poetry collection, Time and Materials , as well as his earlier book of essays, the NBCC Award- winner Twentieth Century Pleasures. Haas brilliantly discourses on many of his favorite topics?on writers ranging from Jack London to Wallace Stevens to Allen Ginsberg to Cormac McCarthy; on California; and on the art of photography in several memorable pieces?in What Light Can Do , a remarkable