The Evolution of Useful Things A Book by Henry Petroski Here, then, is the central idea: the form of made things is always subject to change in response to their real or perceived shortcomings, their failures to function properly. This principle governs all invention, innovation, ingenuity. Spike and sponShaped and reshapedForm follows failureTheir wrongness is somehow more immediateA small corner of the world of things+23 More The evolution of devices formfunctioninventionprogressfailure
The Nature of Product An Article by Marty Cagan www.svpg.com Too many product managers and product designers want to spend all their time in problem discovery, and not get their hands dirty in solution discovery – the whole nonsense of “product managers are responsible for the what and not the how.” On GreatnessOne Of Us uxproductsproblemsdesign