Producer and director Eric Kline just released his fascinating new documentary Two Heads Are Better Than One. Kline, with great dramatic effect, tells the story of how world-renowned Boca Raton artist Yaacov Heller has sculpted a masterpiece bust of Benjamin Ferencz, Patton’s leading war crimes investigator, a Nazi concentration camp liberator, and law-giving chief prosecutor of Nazi death squads who killed a million people, mostly Jews, during…