A Pioneer of Imateriality: The Life and Art of Yves Klein Yves Klein, a name inextricably linked to the vibrant intensity of International Klein Blue (IKB), remains one of the most compelling and innovative figures to emerge from the post-war European art scene. Born in Nice, France, on April 28, 1928, into a family steeped in artistic tradition – his father, Fred Klein, was a figurative painter, while his mother, Marie Raymond, practiced Art Informel – Klein’s early life was one of immersion in creative expression. However, rather than following a conventional path of formal training, K…