To create something that will be wanted - we must design it to deliver value-for-money.

To create something that will survive - we must integrate it with the system.

To create something that will work first time - we must test it before we use it.
 

To deliver the right-thing-on-time-first-time-and-every-time we need the tools, techniques and theory of Value System Design - which distils the best of the improvement methodologies such  as Lean, Six Sigma, Theory of Constraints and Systems Thinking and combines them with the robust 6M Design method.

Value System Design is a branch of Improvement Science - to see more visit the Improvement Science Blog