We have selected three well-known examples of psychological models to show how easily Altitude can be used to measure them: Abraham Maslow's "Needs," Jean Gebser's "Worldviews," and Clare Graves' "Value Systems." To show the usefulness of Altitude of consciousness, if we say at a given time a person is acting "amber," it means that generally their needs are for belongingness, their worldview is mythic, and their value system is absolutistic.