Alexander Calder (July 22, 1898, Lawnton, Pennsylvania – November 11, 1976, New York) was an American sculptor best known for being the inventor of the mobile (hanging kinetic sculptures) and forerunner of kinetic sculpture.
Alexander "Sandy" Calder was born in 1898 in Lawnton, Pennsylvania, however his exact date of birth remains a source of confusion.
Alexander Calder coming from a family of sculptors.
In 1902, Calder posed nude for his father's sculpture "The Man Cub" and that same year he completed his first sculpture, a clay elephant.
In 1919 Calder finished his studies in Mechanical Engineering and in 1923 he attended the Art Students League of Los Angeles, where he was influenced by the artists of the school.
In 1925 he contributed illustrations to the "National Police Gazette".
In 1967, he created a mobile at the Biémont factory in Tours (France), including the 24-meter-tall "MAN", all stainless steel, commissioned by Canada's International Nickel (Inco) for the Montreal World's Fair.