Maslow Hierarchy of Needs reference, en.wikipedia.org/wiki/…
Evolving Governments/Good Government - Wikiversity
Maslow's Final Theory Z
The Problem With Maslow's Pyramid, by Anthony Fieldman, Curious
User experience is not a pyramid
Maslow's Hierarchy of Needs
File:Maslow's hierarchy of needs.svg - Wikipedia
Maslow's Hierarchy of Needs–Learn and Be More Creative–Stop War and Make Yourself and World a Better Place
File:Maslows-Hierarchy-of-Needs-1.png - Wikimedia Commons