Sara Cohen, known by her pen name Freida McFadden, is an American author. She is known for her psychological thriller novels. Since her debut in 2013, she has published 30 novels. The Housemaid (2022) became an international bestseller and was adapted into a 2025 feature film starring Amanda Seyfried and Sydney Sweeney. No. 1 on The New York Times Fiction best seller list for 1 week, from the issue of June 14, 2026 (Poisoned Pen Press). Wiki link