People like Cassandra Jean

Judith Lewis (née Rumelt, born July 27, 1973), better known by her pen name Cassandra Clare, is an American author of young adult fiction, best known for her bestselling series The Mortal Instruments.

Clare was born Judith Rumelt, to American parents, in Tehran, Iran. Her parents are Elizabeth and Richard Rumelt, who are a business school professor and author, respectively. Her maternal grandfather was film producer Max Rosenberg. Clare is Jewish, and has described her family as "not religious".

As a child, Clare traveled frequently, spending time in Switzerland, England, and France. She returned to Los Angeles for high school, and from then on split her time between California and New York City, where she worked at various entertainment magazines and tabloids, including The Hollywood Reporter.