Tatum O'Neal is an American actress and author, born on November 5, 1963. She gained fame as a child star, winning an Academy Award for Best Supporting Actress for her role in the film Paper Moon when she was just 10 years old. This achievement made her the youngest person ever to win an Oscar. In addition to her acting career, O'Neal has appeared in various television shows and films over the years. She is also known for her memoir, A Paper Life, which details her experiences growing up in the spotlight and her struggles with addiction.