Friedrich Dürrenmatt was a Swiss playwright and novelist, born on January 5, 1921, in Konolfingen, Switzerland. He is best known for his works that explore themes of morality, justice, and the absurdity of human existence. His most famous plays include The Visit and The Physicists, which often blend dark humor with serious philosophical questions. Dürrenmatt's writing style is characterized by its innovative structure and thought-provoking content. He was influenced by existentialist thinkers like Jean-Paul Sartre and Albert Camus, which is evident in his exploration of the human condition. Dürrenmatt passed away on December 14, 1990, leaving a significant impact on modern theater and literature.