Our Common Future is a joint work produced in 1987 by a United Nations commission headed by former Norwegian Prime Minister, Gro Brundtland. Also known as The Brundtland Report, it offers a classic approach to problem solving by first asking a productive question.

How do we protect the world we live in for future generations, while at the same time stimulating economic and social development right now? The solution the work proposes is “sustainable development”, defined in the report as humanity’s ability “to ensure that it meets the needs of the present without...