Françoise Biesse-Debos lives and works in Saint Germain-en-Laye (Yvelines), twenty kilometers from Paris on N13, in the direction of Mantes. After crossing Le Pecq and passing through a short tunnel, take exit Saint Germain-en-Laye préfecture, take a right on rue de Fourqueux and follow it up rue de Mareil. The very narrow rue du Gast, is on the right, in the middle of the rue André Bonnenfant. There are parking lots near rue de Paris and at the RER station (line A), which is near the Château, less than 500 meters away..