An American film director and screenwriter, he gained recognition with his directorial debut "Stuck in Love" (2012), a romantic comedy-drama. He rose to prominence with "The Fault in Our Stars" (2014), an adaptation of John Green's bestselling novel, which was both a critical and commercial success. Known for his focus on character-driven narratives, he later directed "The New Mutants" (2020), a superhero horror film. His work often explores themes of love, loss, and personal growth.