Anna Castelli Ferrieri (August 6, 1918 - June 22, 2006) was an Italian architect and industrial designer - she was the first woman to graduate from the prestigious Milan Polytechnic in 1943. Castelli Ferrieri was a member of a generation of Italian designers who transformed the world of the designer with new technologies and materials.
Castelli Ferrier preferred to work with plastics. Her intuitive elegance became the signature of the Italian modern style. During her studies, Ferrieri sought out and worked closely with Franco Albini and was influenced by the Italian Rationalist architect, admiring his neo-rationalism ideals, whose work and theory focused around reduction, function, and rigorous beauty. She was also introduced to the Bauhaus school of thinking, simplicity and functionality.
She is most known for her influence in the use of plastics as a mainstream design material and her cofounding of Kartell.