Georgianne (Gigi) Elise

Gigi Levangie (born Georgianne Levangie; January 2, 1963) is an American novelist, screenwriter, and television producer. She has written numerous screenplays but is most widely known for the film Stepmom, starring Julia Roberts and Susan Sarandon.[1] Levangie Grazer is also the author of a number of New York Times best-selling novels including The Starter Wife, Maneater, Queen Takes King, and The After Wife.

https://en.wikipedia.org/wiki/Gigi_Levangie