Sifton was also an author, including of a memoir that cemented her father, Reinhold Niebuhr, as the author of the Serenity Prayer. The authors she edited – burnished, as The NYT puts it – included “Isaiah Berlin, Don DeLillo, Ann Douglas, Susan Eisenhower, Carlos Fuentes, Philip Gourevitch, Michael Ignatieff, Stanley Karnow, Stephen Kinzer, J.R. MacArthur, Robert MacNeil, Peter Matthiessen, Jules Witcover and Victor S. Navasky.” – The New York Times