Theodor Storm was a German writer born on September 14, 1817, in Hamburg. He is best known for his contributions to Realism in literature, particularly through his short stories and novellas. Storm's works often reflect the landscapes and culture of North Frisia, where he spent much of his life. His most famous work, "The Rider on the White Horse" ("Der Schimmelreiter"), tells the story of a dike builder and explores themes of nature, fate, and human struggle. Storm's writing is characterized by its lyrical style and deep emotional resonance, making him a significant figure in 19th-century German literature.