Essay reviews. [Review of: Rabinow P. Making PCR: a story of biotechnology. University of Chicago Press, 1996; and Fujimura J. Crafting science: a sociohistory of the quest for the genetics of cancer. Harvard University Press, 1996].

Essay reviews. [Review of: Rabinow P. Making PCR: a story of biotechnology. University of Chicago Press, 1996; and Fujimura J. Crafting science: a sociohistory of the quest for the genetics of cancer. Harvard University Press, 1996].