A la pàgina web de l'editor: "Our planet's poorest people are also its largest construction force. Whether recent immigrants to growing cities or the last residents in shrinking cities, these occupiers have a great need and, often, no choice but to self-build. They use whatever can be found to create places to live, to work, and perhaps hide. Leftover Rightunder highlights selected projects from ten years of Wes Janz's efforts to showcase these people's work in the design and education communities of which he is a member".