Freida McFadden, born Sara Cohen on May 1, 1980, is an American author recognized for her popular psychological thrillers. After studying mathematics at Harvard and earning a medical degree from Stony Brook University, she pursued a career in medicine while continuing to write. She began self-publishing fiction under the pseudonym Freida McFadden, drawing inspiration from her medical experiences for her debut novel, 'The Devil Wears Scrubs' (2013). McFadden has since published numerous novels, achieving significant commercial success. Her 2022 book, 'The Housemaid,' became an international bestseller and was adapted into a feature film. Her work is noted for its suspenseful plotting and unexpected twists, often incorporating elements of dark humor and dual timelines. McFadden's novels have achieved substantial sales, particularly in France, and have garnered critical attention for their narrative construction and thematic explorations.

Critics have lauded McFadden's skill in building tension and delivering surprising revelations, often describing her thrillers as fast-paced and engaging. Reviews highlight her ability to create complex characters and intricate plots that keep readers guessing. While her work primarily focuses on psychological suspense, some analyses suggest underlying discussions on themes such as abusive relationships, social class, and societal stigma. McFadden resides outside Boston with her family.

Born Sara Cohen in New York City on May 1, 1980, McFadden grew up in Manhattan. Her parents were a psychiatrist and a podiatrist. She developed an early interest in medicine and attended a rigorous high school, which she credits with fostering her strong work ethic. She pursued her passion for science by studying mathematics at Harvard University before attending medical school at Stony Brook University. During her medical studies, she continued to write fiction, submitting manuscripts to publishers. After completing her medical training, she embarked on a career in medicine, which also informed her early writing.

McFadden began her literary career by self-publishing novels under the pen name Freida McFadden. Her first novel, 'The Devil Wears Scrubs' (2013), was inspired by her medical experiences. Her writing is characterized by a focus on psychological thrillers, often featuring dual timelines, dark humor, and unexpected plot twists. Reviews have praised her adeptness at creating suspense and managing narrative tension. Her breakthrough came with 'The Housemaid' (2022), an international bestseller that was later adapted into a feature film. Her novels have achieved significant commercial success, with millions of copies sold, particularly in international markets like France, where she was a top-selling author in 2025.

Critics have frequently commended McFadden's ability to construct compelling suspense and deliver surprising plot turns. Publications like Kirkus Reviews have described her work as masterfully controlled, with revelations expertly handled to keep readers questioning trust. Reviews of 'The Housemaid' have called it an enjoyable, fast-paced read that offers surprises. Critics also note her skill in building suspenseful narratives that compel readers to re-evaluate earlier parts of the story. Beyond the thrill of suspense, some analyses suggest that McFadden's novels explore deeper themes, including abusive relationships, social class dynamics, and the societal treatment of mental health issues, often embedding these discussions within the fast-paced plots.

“a superior work in the hospital ward horror genre”

“with such an expert hand that readers [...] may end up wondering who they themselves can trust”

“lures readers in using a seemingly straightforward thriller premise before diving headfirst into a series of progressively seismic (and increasingly insane) twists”

“well-oiled and fun popcorn read, which easily surprises and makes you turn the pages quickly”

“breathtaking”