Observe data collection at the moment of measurement See, observe, learn how data are collected at moment and place of measurement. "You never learn more about a process than when you directly observe how data are actually measured," said Cuthbert Daniel, a superb applied statistician. See with fresh eyes. Walk around what you want to learn about. Talk to those who do measurements. See how numbers came to be. Do those measuring know the desired answer? Are those measuring skilled, alert, honest, biased, incompetent, sloppy, tired and emotional?...Artifacts and errors in measurements measured? How are outliers adjudicated? Edward Tufte, Seeing With Fresh Eyes uxmeasurement
This tactile form of doodling Paper clips have also served as objects of more inwardly directed aggression by providing something for the fingers to twist grotesquely out of shape during phone calls, interviews, and meetings. This tactile form of doodling may consume only a fraction of the twenty billion paper clips produced each year, but it underscores the almost limitless functions to which a single form can lead. Henry Petroski, The Evolution of Useful Things In ways you didn't anticipateAll sorts of ways to use the machineStretching the product drawingtouch