The less there is of a phone, the more I like it.

While in Italy on a Fulbright Scholarship in 1954 Diffrient went to work in the studio of Marco Zanuso where he assisted with the design of an award-winning Borletti sewing machine. Diffrient focuses mainly on ergonomic seating and his most recent and well known designs are the Freedom and Liberty chairs manufactured by Humanscale. In his career which has now lasted over a half century Diffrient has designed every type of equipment as well as computers exhibits trucks airplane interiors and corporate identity programs.

Niels Diffrient (born 1928) is an American industrial designer.