Harry Bertoia (1915–1978) was an Italian-American sculptor, furniture designer, jewelry artist, and printmaker, a pivotal figure in modernist design.

• Life: Born March 10, 1915, in San Lorenzo, Friuli, Italy; immigrated to Detroit, USA, in 1930Harry Bertoia Foundation. Taught at Cranbrook Academy of Art (1937–1943), where he met Charles and Ray Eames and other modernist pioneers. Settled in Pennsylvania in 1950; died November 6, 1978.
• Furniture Design: In 1952, he launched the Bertoia Wire Furniture Collection for Knoll, with the iconic Diamond Chair as its centerpiece. Constructed from welded steel wire mesh, it is famously “made of air”—sculptural, lightweight, and transparent, a hallmark of 20th-century modern furniture.

• Artistic Work: Later focused on metal sculpture, especially Sonambient sound sculptures, which produce sound through vibrating metal rods, merging visual and auditory art. He created over 50 public sculptures, including large-scale architectural works and fountainsHarry Bertoia Foundation.
• Design Philosophy: Emphasized material honesty and spatial flow, stating that his chairs are “mainly made of air, like sculpture. Space passes right through them,” blurring the line between art and design。