Joshua Oppenheimer is an American filmmaker known for his impactful documentaries. He gained international recognition for his film, The Act of Killing, which explores the Indonesian mass killings of 1965-66 through the eyes of former perpetrators. His work often focuses on themes of violence, memory, and the complexities of human nature. Oppenheimer has received numerous awards for his films, including the Academy Award nomination for Best Documentary Feature. He is also known for his follow-up film, The Look of Silence, which addresses the aftermath of the killings and the experiences of survivors. His films have sparked important conversations about history and accountability.