Example image of eyePlorer eyePlorer map for 'Need': Necessary Something Want Objective Physical Self-esteem Subjective Philosophy Politics Social sciences Abraham Maslow Maslow's hierarchy of needs Clayton Alderfer Respect Richard Sennett Political economy Welfare state Len Doyal Amartya Sen Capability approach Martha Nussbaum Positive liberty Education Intellectual need Karl Marx Ágnes Heller David Wiggins Hilary Putnam Preference Ross Fitzgerald Poverty threshold Marshall Rosenberg Nonviolent Communication Metonymy Reification Belongingness Conflict Information needs Murray's system of needs Need theory Organizational conflict Power process Resource Allocation Working Party Welsh Resource Allocation Formula Henry Murray Lead user Professional web designers Selfishness Developmental Needs Meeting Strategy (DNMS) Fundamental human needs