Une heure de cours d'écriture en ligne avec Valérie Perrin Valérie Perrin is a novelist and screenwriter. With her second novel, "Changer l'eau des fleurs", Valérie Perrin became one of France's top 10 best-selling authors. Her latest novel, "Trois", published by Éditions Albin Michel, was a bestseller. Valérie Perrin has also co-written several screenplays with Claude Lelouch: "Salaud, on t'aime", "Un plus Une" and "Chacun sa vie".