A Danish film director and screenwriter, he is known for his collaborations with Thomas Vinterberg, co-writing acclaimed films like "The Hunt" and "Another Round." He has directed several notable films himself, including "A Hijacking" and "A War," the latter earning an Academy Award nomination for Best Foreign Language Film. His work often explores themes of morality and human conflict. He has also contributed to television, directing episodes of the series "Mindhunter."