When Pliny the Elder perished at Stabiae during the eruption of Vesuvius in 79 AD, he left behind an enormous compendium of knowledge, his thirty-seven-volume Natural History, and a teenaged nephew who revered him as a father. Grieving his loss, Pliny the Younger inherited the Elder's notebooks--filled with pearls of wisdom--and his legacy. At its heart, The Shadow of Vesuvius is a literary biography of the younger man, who would grow up to become...