Vaclav Smil

Vaclav Smil is the scientist-historian whose work on energy underpins the energy framing in How To Avoid a Climate Disaster. Bill Gates credits Smil’s books with helping him “understand just how critical energy is to modern civilization,” and names Energy Transitions and Energy Myths and Realities as the best books he has read on how energy transitions actually happen — borrowing from them for the book’s core claim that previous shifts from one energy source to another have “always taken decades upon decades.”

Smil recurs in Kyle’s reading as a source of grounding statistics about long-run economic transformation. In The AppetiZIRP, the “most striking stat” is drawn from Smil’s How the World Really Works: the share of the US population working as farmers fell from 83% in 1800 to about 1% today — used to make the point that the economy had to find new work for everyone displaced.

Context: Vaclav Smil is a Czech-Canadian scientist and prolific author (energy, food, materials, the environment), professor emeritus at the University of Manitoba, widely cited for empirical, numbers-first analysis of energy systems and a skepticism toward optimistic timelines for energy transitions. Bill Gates has repeatedly said he reads everything Smil writes.

Where this appears

• How To Avoid a Climate Disaster — Gates credits Smil’s Energy Transitions and Energy Myths and Realities as foundational to his energy thinking and the book’s “transitions take decades” argument.
• The AppetiZIRP — source of the 83%-to-1% farm-labor statistic (from How the World Really Works) on technological displacement.