Screenwriter known for her film, Confessions of a Teenage Drama Queen, as well as her work on the series The Golden Girls.
She got her start in the industry in 1971, appearing in an episode of The Mary Tyler Moore Show.
She was a recipient of the CableACE Award, as well as two WGA awards.
Her father Theodore Kostner was an executive on Wall Street.
She worked on the television series The Golden GIrls, which starred Rue McClanahan as Blanche.