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Archive for September, 2010

ERG theory by Clayton Alderfer


The ERG theory of Clayton Alderfer, an American psychologist is a model that appeared in 1969. He extended and simplified Maslow’s hierarchy into a shorter set of three needs: Existence, Relatedness and Growth (hence ‘ERG’). The ERG theory is based on the work of Maslow, so there are similarities as well as some differences between [...]