The genetic epistemology of Jean Piaget

Jean Piaget

Director

Claude Goretta

Director

Joële Van Effenterre

Editor

Willy Rohrbach

Camera Operator

Claude Stebler

Camera Operator

Marcel Sommerer

Sound

Bertrand Van Effenterre

Assistant Director

Jean Mohr

Still Photographer

Herman Wetter

Visual Effects

Eleanor Duckworth

Translator