Priscilla Buckley is probably known for her long and admired tenure as managing editor of the conservative political journal National Review , founded in the 1950s by her brother William F. Buckley Jr. But in String of Pearls we meet a different Priscilla--young Pitts Buckley, just out of Smith, eager for the next step up from the college paper to "real" journalism. There she is, in her proper wool suit, her cashmere sweater, and in her string of...