Jane Simpkiss, Curator at Compton Verney, Warwickshire

Sarah Catala, curator of Hubert Robert & Fragonard. A Feeling for Nature at the Musée de Valence

Rachel Sloan, Associate Curator for Works on Paper at the Courtauld Gallery, London

Furio Rinaldi, Curator in Charge of the Achenbach Foundation for Graphic Arts at the Fine Arts Museums of San Francisco, San Francisco

Dr Annemarie Stefes, independent art historian

Julian Brooks, Senior Curator of Drawings at the J. Paul Getty Museum, Los Angeles

Dr Giovanni Sassu, Director of the Civica Pinacoteca "il Guercino", Cento

Gode Krämer, former Head of the Graphic Art Collection and the Picture Gallery at the Kunstsammlungen & Museen Augsburg, Augsburg

Sonia del Re, Senior Curator of Prints and Drawings at the National Gallery of Canada, Ottawa

William Satloff, former Graduate Curatorial Intern at the Clark Art Institute, Williamstown

Christof Metzger, Curator for German and Austrian Art until 1760 at the Albertina, Vienna

Linda Karshan, artist and collector

Dr Axel Moulinier, collaborator on A Watteau Abecedario, catalogue raisonné of the paintings by Antoine Watteau, under the supervision of Pr. Emeritus Martin Eidelberg

Dr Oliver Tostmann, Susan Morse Hilles Curator of European Art at the Wadsworth Atheneum, Hartford

Martin Clayton, Head of Prints and Drawings at the Royal Collection Trust, Windsor

Dr Rachel Hapoienu, Assistant Curator of Works on Paper at the Courtauld Gallery, London

Juliet Carey, Senior Curator at Senior Curator at Waddesdon Manor (National Trust / Rothschild Foundation)

Elania Pieragostini, Senior Curator of the Devonshire Collection at Chatsworth, Derbyshire

Tom Nevile, Editor

Sarah Mallory, Annette and Oscar de la Renta Assistant Curator of Drawings and Prints at the Morgan Library & Museum, New York