Gail Sheehy, a lively participant in New York’s literary scene and a practitioner of creative nonfiction, studied anthropology with Margaret Mead. She applied those skills to explore the cultural upheaval of the 1960s and ’70s and to gain psychological insights into the newsmakers she profiled — among them Hillary Clinton, Margaret Thatcher, Mikhail Gorbachev and both Presidents Bush. – The New York Times