Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Individual differences |
Methods | Statistics | Clinical | Educational | Industrial | Professional items | World psychology |
Content theory explains why human needs change with time. Another theory that attempt to explain human behavior is Process theory. Content theory include the work of David McClelland, Abraham Maslow and other psychologists since they attempted to explain why human needs change, but not how they change.