Here is the compulsary reading list:
Here is Rittels Famous Wicked Problems paper:
Jean Pierre Protzen from Berkeley has this insightful article on the roots of design thinking and how it is related to systems thinking:
Incomplete design and desgn for incompleteness
See also our work in OCEAN in late 90ties early 2000 e.g. Ambient Amplifiers.
The Necessity of Being “Un-disciplined” and “Out-of-Control”; Design Action and Systems Thinking