Is of French nationality.
Speaks French and English fluently.
Lived in Australia during her childhood before moving to New York with her family. Currently lives in Los Angeles.
Her great-grandfather was famous French cubist painter Louis Marcoussis.
Her memoir "Psychic Junkie" was one of Entertainment Weekly's Sizzling Hot Summer Books and was featured in "Buzz Book" section of People Magazine, on The Today Show and in a cover feature story in the New York Times.
The film "Rien, Voila l'Ordre" was based on Sarah's grandfather Jacques Besse, a musician who composed for Edith Piaf among others.