Henry Roth (1906-1995), author of the great immigrant novel Call It Sleep , is one of the giants of American literature, yet for years he has lacked a biography. After completing his first book in 1934, Roth lapsed into a legendary six-decade silence, only to reemerge with Mercy of a Rude Stream , hailed as a landmark of the American literary century (David Mehegan, Boston Globe ) and as provocative as anything in the chapters of St. Augustine (Stefan...