This paper explores diffusion patterns of frugal innovations. Frugal innovation refers to products or services that are affordable, easy-to-use, and innovated under conditions of resource scarcity. When such innovations migrate from resource-scarce contexts to developed countries they are termed...

We describe how and why Magnetic Resource Imaging (MRI) came to complement – and partially replace -- computed tomography (CT) imaging of soft tissue. Specifically we chronicle: 1) the development of foundational techniques and prototypes (through the 1970s); 2) initial commercialization and...