Liz Tuccillo is an American author and screenwriter, best known for her work on the popular television series Sex and the City. She has also written novels, including How to Be Single, which explores themes of love and independence in modern relationships. In addition to her writing, Tuccillo has worked in various capacities in the entertainment industry, contributing to both television and film projects. Her experiences and insights into relationships have made her a notable voice in contemporary discussions about dating and personal fulfillment.