I did a podcast interview with Ari Armstrong covering progress studies, Malthus, the steam engine, Haber-Bosch, “liquid rock”, textile production, plastic, and of course the bicycle.

Listen here: Jason Crawford on the Roots of Progress: Self in Society #8

You can also listen via iTunes or YouTube.

Original post: https://rootsofprogress.org/podcast-interview-on-self-in-society-with-ari-armstrong