Jennifer Weiner is an American writer, television producer, and journalist. She is based in Philadelphia, Pennsylvania. Her debut novel, published in 2001, was Good in Bed. Her novel In Her Shoes (2002) was made into a movie starring Cameron Diaz, Toni Collette, and Shirley MacLaine.

In Her Shoes is a 2005 American romantic comedy-drama film directed by Curtis Hanson and written by Susannah Grant, based on the 2002 novel of the same name by Jennifer Weiner. It stars Cameron Diaz, Toni Collette, and Shirley MacLaine. The film focuses on the relationship between two sisters and their grandmother.