Choices are the core of life. Choices can be driven by instinct, by information, by techniques, and simply by taking a plunge in the dark. Sometimes it works, sometimes it backfires, and sometimes there is no fire at all.
Be that as it may, the road of choices in HR is so basic that few have seriously tried to include its importance into the art and science of decision-making. The amazing thing about choices is that given the same options at different times, produces different results. The individual may be the same, but the choice will vary. It does not mean that the individual is not a stable person, but it only means that the motivating factors are different for different people. Even in the same person, there may be varying and different dominant feelings at different points of time.
An illustration, even at a trivial level, will help to make the point. A choice exercised when one is angry will be different from a choice exercised when the same person is calm. In between being angry and calm, there are intervening choices which may be neither of the choices...