Maxime Preaud is head curator, responsible for the Holdings of the Prints Department in the Bibliotheque nationale de France. A painter and print-maker himself, he specialises in the history of prints of the 17th century, and is the author of the Inventory of the French bequest dedicated to Claude Mellan, Sebastien Leclerc and Jean Lepautre. He has organised a number of exhibitions, including 'Abraham Bosse savant graveur' (2004), 'Rodolphe Bresdin 1822-1885 Robinson graveur' (2000), 'Anatomie de la couleur' (1996) and 'Les effets du soleil' (1995).Alberto Manguel is an Argentine writer and critic. His most well-known works are 'The Dictionary of Imaginary Places' (1998), 'A Reading Diary' (2005), and most recently 'Magic Land of Toys' (2006) and 'The Library at Night' (2006). 'Lauren Laz' is a curator at the Cantonal prints cabinet at the Musee Jenisch, Vevey.