TOM HUGHES graduated first as a mechanical engineer but his graduate work was in European history which he studied at the University of Virginia. In the course of his academic career he has held posts at Sweet Briar College, Washington and Lee University, MIT, Johns Hopkins, Southern Methodist University and the University of Pennsylvania. He is currently Professor of History and Sociology of Science at the University of Pennsylvania and was chairman of the department between 1977 and 1980.
Tom Hughes is best known for his book on Elmer Sperry; Inventor and Engineer ( Johns Hopkins University Press, 1971), and his more recent and widely acclaimed Networks of Power: Electrification of Western Society 1880-1930 ( Johns Hopkins University Press, 1983).
BRUNO LATOUR trained as a philosopher, then as an anthropologist, he wrote Laboratory Life, the Construction of Scientific Facts (with Steve Woolgar), The Pasteurisation of French Society, and more recently Science in Action. He is Associate Professor at the Centre for the Studies of Innovation in the Ecole des Mines in Paris, and is currently working on the social history of post-war French science.
JOHN LAW is senior lecturer and head of sociology at the University of Keele, and has written widely on the sociology of science, technology, and knowledge. His publications include Science for Social Scientists (with Peter Lodge) and Mapping the Dynamics of Science and Technology (jointly edited with Michael Callon and Arie Rip). He is currently working on co-word methods for mapping science, technological systems (including arms procurement and microcomputers) and laboratory ethnography.
TREVOR PINCH graduated from the University of London with a Bsc in Physics. He took an MSC at Manchester and a PHD at University of York. His main publications are Frames of Meaning: The Social Construction of Extraordinary Science, London: RKP 1982 (with H. M. Collins); Confronting Nature: The Sociology of Solar-Neutrino Detection, Dordrecht and Boston: Reidel, 1986; The Social Construction of Technological Systems, Boston: MIT Press 1987 (edited with Wiebe Bijker and Tom Hughes). His