The Penitentiary

In 1982, Patrice Berthelot reports on the conditions of his detention in Sion prison through a correspondence with the director Anne Theurillat, who now transforms his words—by turns cheerful or imbued with mellow bitterness—into images, through an inspired cinematic construction. A question remains: is it possible for humanity to exist between four walls?

• Anne TheurillatDirector