A person acting as a conservator owes a fiduciary duty to person placed under a conservatorship to act in that person's best interest. If the Tuohy's movie deal was in writing and Michael was the only person in the Tuohy household not to receive monies from the studio, they breached their fiduciary duty to Michael.
According to the family they made 70k on the book and that was split equally. 0 on the movie. How much of the 30M did Oher share?