The latest issue of the magazine highlights the art of biography, in interviews with esteemed biographers Robert Caro, David McCullough, and Author Schlesinger, Jr.For the magazine's famous Writers-at-Work series, three of the most prominent practitioners of the art of biography, each the winner of a Pulitzer Prize, have been interviewed. Robert Caro is the author of The Power Broker (1974), the biography of Robert Moses and two volumes of The Years of Lyndon Johnson. David McCullough is the biographer of Harry S. Truman. And Arthur Schlesinger, Jr., has written, among many other works, The Age of Jackson (1945); three volumes of' The Age of Roosevelt; and A Thousand Days (1965), winner of a National Book Award and a Pulitzer Prize.This spring's issue also includes reminiscences of literary life in Paris by Richard Wilbur and Norman Mailer, as well as contributions from such distinguished biographers as Antonia Fraser, Philip Ziegler, and Michael Holroyd.