When Don Chadwick and Bill Stumpf were asked to
design a totally new type of office chair they set themselves
the following design criteria:
It should move and adjust as simply and naturally as possible.
It should continue to fully support the back of a user who sat
in the chair longer than he or she should do without taking a
It should support a person in any position he or she cares to
sit in, at any task his or her office job requires.
It should do more than just accommodate people of various sizes
but should fit the contours of their bodies.
It should be aesthetically gentle on the eye, should not have
a striking appearance and was not to be brightly coloured.
It should be durable, repairable, designed for disassembly