Mathison was born on June 3, 1950, in Los Angeles, one of five siblings. Her father, Richard Randolph Mathison, was the Los Angeles bureau chief of Newsweek. Her mother was Margaret Jean (née Kieffer) Mathison, a food writer and convenience-foods entrepreneur. After graduating from Providence High School in 1968, Mathison attended the University of California, Berkeley.[3] Her family was friendly with Francis Ford Coppola, whose children were babysat by Mathison. Coppola offered her a job as his assistant on The Godfather Part II (1974), an opportunity for which she left her studies at UC Berkeley.[3]
With Coppola's encouragement, she wrote a script for The Black Stallion, adapted from the novel, that caught Steven Spielberg's attention.[4]
Mathison met the Dalai Lama in 1990 when she was writing the script for Kundun (1997) and developed a lasting friendship with him. She continued to work as an activist for Tibetan freedom and was on the board of the International Campaign for Tibet.[7]
^Wasson, Sam (2003). The Path to Paradise: A Francis Ford Coppola Story. New York: Harper. p. 178. ISBN9780063037847. [Eleanor Coppola] had discovered [Francis] was having an affair, several affairs; there was, for starters, Playboy Bunny Linda Carpenter... There was the kids' former babysitter, his assistant on Godfather II, Melissa Mathison. They had been seeing each other since then.