Katherine Sherar Pannill Center is an American author of contemporary fiction. Often hailed as the "reigning queen of comfort reads," she is a New York Times bestselling author of eleven novels, including The Bodyguard, Hello Stranger, and Things You Save in a Fire. Her upcoming book, The Rom-Commers, is set for a summer 2024 release.

Katherine is known for her laugh-and-cry books, which are bittersweet romantic comedies about life’s challenges and our ability to overcome them. She is frequently compared to Jane Austen and Nora Ephron, with the Dallas Morning News describing her stories as "satisfying in the most soul-nourishing way."

Her novel Happiness for Beginners was adapted into a Netflix movie, starring Ellie Kemper and Luke Grimes, which entered the Global Top Ten in 81 countries.