Pierre Descargues has published some fifty works on ancient art and modern art.

Deputy Mayor of Ermenonville for twelve years, President of the Defense Association of the Ermenonville site, President of the association Présence de Nerval, Speaker on the history of Ermenonville, Rousseau, Nerval and the 18th century landscaped gardens.

Bettina de Cosnac, Ph.D., journalist, author of a dozen books in German and French.

Curator of the heritage, Vincent Cochet devoted seven years to the restoration of this boudoir.

Philosopher and specialist in the history of art of the sixteenth and seventeenth centuries, and professor at the University of Burgundy. She has dedicated many books and articles to the art of Lorraine.

Curator at the National Museum of the Legion of Honor and Orders of Knighthood.

Economic journalist.

Academic Director Emeritus of Waddesdon Manor.

Member of the Institute, Director of the Marmottan Foundation.