Louis Comfort Tiffany ca. 1891 (1848 – 1933) was an American artist & designer who worked in the decorative arts & is best known for his work in stained glass. He is the American artist most associated with the Art Nouveau & Aesthetic movements. Tiffany was affiliated with a prestigious collaborative of designers known as the Associated Artists. Tiffany designed stained glass windows & lamps, glass mosaics, blown glass, ceramics, jewelry, enamels & metalwork.