Arthur Machen was a Welsh author born on March 3, 1863, known for his contributions to the horror and supernatural genres. He gained fame for his unique style that blends mysticism and the uncanny, often exploring themes of the unknown and the spiritual. His most notable works include The Great God Pan and The Hill of Dreams, which have influenced many writers in the genre. Machen's writing is characterized by rich, descriptive language and a focus on the eerie aspects of everyday life. He was part of the Decadent movement and later became associated with the Weird fiction genre. Machen's works continue to be celebrated for their imaginative depth and psychological complexity.