Sculptor fascinated by the beauty of hanging mobiles.
He posed nude for his father's sculpture The Man Cub in 1902, which was also the very same year he began his own interest in sculpture.
Though specializing in sculptures, he is also known as the originator of the mobile.
His parents were Nanette Lederer and Alexander Stirling Calder.
Was friends with painter, Georgia O'Keeffe.
