Dominique Othenin-Girard's documentary reveals the triumph of the artistic will as 76-year-old painter Joe Boehler is rediscovered through a major exhibition in Lausanne.Dominique Othenin-Girard's documentary reveals the triumph of the artistic will as 76-year-old painter Joe Boehler is rediscovered through a major exhibition in Lausanne.Dominique Othenin-Girard's documentary reveals the triumph of the artistic will as 76-year-old painter Joe Boehler is rediscovered through a major exhibition in Lausanne.