David Smith (1906-1965) was an influential American sculptor known for revolutionizing the medium of metal sculpture in the 20th century. Drawing inspiration from his early experiences as a welder and riveter, Smith transformed industrial metals into bold, abstract forms, earning a reputation as the leading sculptor of the Abstract Expressionist movement. His pioneering techniques involved welding steel and found objects, which he sometimes painted, creating a unique interplay between form, space, and color. Notable works such as the "Cubi" series, characterized by modular geometric forms with a burnished finish, showcase his innovative approach. Smith's impactful sculptures have been exhibited at prominent institutions including the Solomon R. Guggenheim Museum and the Whitney Museum of American Art, solidifying his legacy as a paramount figure in American art history.