Maslow's Heirarchy of Needs

The Economist has an article out on Maslow:

The hierarchy of needs is an idea associated with one man, Abraham Maslow (see article), the most influential anthropologist ever to have worked in industry. It is a theory about the way in which people are motivated. First presented in a paper (“A Theory of Human Motivation”) published in the Psychological Review in 1943, it postulated that human needs fall into five different categories. Needs in the lower categories have to be satisfied before needs in the higher ones can act as motivators. Thus a violinist who is starving cannot be motivated to play Mozart, and a shop worker without a lunch break is less productive in the afternoon than one who has had a break.
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