Logan D. A. Williams is a science and technology studies scholar who investigates knowledge from the margins. In addition to her science and technology studies PhD, she has a BS and MS in Mechanical Engineering. For her MS thesis she designed an ultrasound medical imaging technology. Her first book was a multi-sited global ethnography (India, Nepal, Mexico, Kenya, US). It highlighted the innovations created by ophthalmologists and engineers in South Asia and circulated to eradicate avoidable blindness among the world’s poor. More generally, her work explores technology users, technology design and technology governance typically in health and information technologies. She has previously been a tenure track professor in Lyman Briggs College and Sociology at Michigan State University and a lecturer in the A. James Clark School of Engineering at University of Maryland, College Park.