5. What Are Better Design Process Models?
Boehm’s Spiral ModelBoehm [1988]. Boehm © 1988 IEEE.
It is widely accepted that creative design is not a matter of first fixing the problem and then searching for a satisfactory solution concept; instead it seems more to be a matter of developing and refining together both the formulation of the problem and ideas for its solution, with constant iteration of analysis, synthesis and evaluation processes between the two “spaces”—problem and solution.
NIGEL CROSS AND KEES DORST [1999],“CO-EVOLUTION OF PROBLEM ANDSOLUTION SPACES IN CREATIVE DESIGN”
Why a Dominant Model?
Both practice and the education of ...
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