Thomas Ligotti is an American author known for his contributions to the genre of horror fiction. Born in 1953, he has gained recognition for his unique style, which often blends elements of existential philosophy with unsettling narratives. His works frequently explore themes of cosmic horror, drawing comparisons to writers like H.P. Lovecraft. Ligotti's notable works include The Conspiracy Against the Human Race and The Last Feast of Harlequin. He is also known for his short stories, which have been published in various collections. Ligotti's writing is characterized by its atmospheric prose and a focus on the darker aspects of human existence.