with the assistance of Christiane de Nicolaÿ-Mazery with the assistance of Chris Woltjes. with the assistance of Elisabeth Ehler text by Christiane de Nicolay-Mazery with the assistance of Astrid Johansen. with the assistance of Cynthia V.A. Schaffner. with the assistance of Valentine Henderiks ; general editor, Christiane de Nicolay-Mazery with the assistance of Alessandra Nardi. with the assistance of Leslie Fitzpatrick