Nigel Grier is a systems thinker, writer, and founder working at the intersection of ecological engineering, energy efficiency, and post-carbon economics. Through the Grier Group, he leads ventures developing lawful, regenerative infrastructure and economic tools for systems in transition. Creator of the Negawatt Economy, Nigel focuses on measuring conservation over consumption. His work blends science, law, philosophy, and finance to build resilient frameworks that protect the biosphere while guiding strategic, sustainable growth.