The renowned urbanist Jane Jacobs made radical and important criticisms of and contributions to both economics and urban planning. Yet, while her contributions to planning have been embraced and admired, her contributions to economics have been mostly overlooked by the economics profession as well as by most of her ardent supporters. Contrasting the strength of conformorality in each of these disciplines may provide part of the explanation, and comparing the experience of Jacobsian economics with market-process economics can shed additional light.