Robert Delaunay was a French painter born on April 12, 1885, in Paris. He is best known for his role in the development of Orphism, an art movement that emphasized the use of vibrant colors and dynamic forms. Delaunay's work often featured circular patterns and abstract representations of light, reflecting his fascination with the effects of color and movement. Throughout his career, Delaunay collaborated with other artists, including his wife, Sonia Delaunay, who was also a prominent painter. His notable works include the series "Windows" and "Eiffel Tower," which showcase his innovative approach to modern art. Delaunay passed away on October 25, 1941, leaving a lasting impact on the art world.