Jean-Léon Beauvois (16 August 1943 – 8 September 2020) was a French psychologist and university professor.
Alongside Robert-Vincent Joule, he wrote the book Petit traité de manipulation à l'usage des honnêtes gens, which became a bestseller in France.
Beauvois conducted research as a clinical psychologist operating out of Paris, Nancy, Caen, Grenoble, and Nice.
[citation needed] In 2007, Beauvois worked as the scientific director for the film Le Jeu de la Mort, directed by Christophe Nick and aired on France 2.
[1] Much of the film's success was attributed to Nick and Beauvois.