What to Eat, What to Drink, What to Leave for Poison by Camille T. Dungy. Red Hen Press, 88 pp., $15.95 (paper). Dungy’s powerful first collection recognizes language–“A stranger’s voice echoing through lonely / valleys, a lover’s voice rising so close / it’s your own tongue”–as a lifeline into the past: “Some notes / gather: the bank we map our lives around” (“Language”). For Dungy, human voices are the key: those of beloved family members, of people receding into the past, touched by segregation’s injustice and / or the currents of history….