Jimmy Carter's other books include Palestine Peace Not Apartheid, Sharing Good Times and Our Endangered Values. Prakash Methema/AFP/Getty Images hide caption

itoggle caption Prakash Methema/AFP/Getty Images

Penelope Lively's other books include A Stitch In Time, Astercote and The Road To Lichfield. Robbin Matthew Photography/Courtesy of Viking hide caption

itoggle caption Robbin Matthew Photography/Courtesy of Viking

Martin Luther King Jr., shown here with Stokely Carmichael during a voter registration march in Mississippi in 1966, regarded the younger Carmichael as one of the civil rights movement's most promising leaders. Lynn Pelham/Time hide caption

itoggle caption Lynn Pelham/Time