Self-Actualization:This is the realization or fulfillment of one's talents and potentialities, considered as a drive or need present in everyone.
Hierarchy of Needs:This is a motivational theory comprising five-tier model of human needs, often depicted as hierarchical levels within a pyramid.
Deficiency Needs: These are basic physical and psychological needs such as food, water, safety, belongingness and esteem that must be met before individuals can pursue growth.