Drawing on social science perspectives, Contested Categories presents a series of empirical studies that engage with the often shifting and day-to-day realities of life sciences categories. In doing so, it shows how such categories remain contested and dynamic, and that the boundaries they create are subject to negotiation as well as re-configuration and re-stabilization processes. Organized around the themes of biological substances and objects, personhood and the genomic body and the creation and dispersion of knowledge, each of the volume s chapters reveals the elusive nature of fixity...