He is considered one of the first « abstract » artist from the 19th – 20th century. He was even at the origin of the suprematism movement. Malevich was an actif member of the « avant-garde » artistic group. Besides painting, he was as well a plastic artist, a designer, a theoretician and a sculpter, many identities and skills that make his work unique. He had his own conception of art and introduced a main concept : the « additional element », which is defined as an informative unit that is unknown by the support.