Lilies of the Field: Marginal People Who Live for the Moment, Day, Sophie E.; Papataxiarchis, Evthymios; Stewart, Michael and Papataxiarchis, Akis, eds. 1998. Lilies of the Field: Marginal People Who Live for the Moment,. Westview Press Inc. ISBN 978-0813335315
Figuring Molecular Relapse in Breast Cancer Medicine Viney, William and Day, Sophie E.. 2022. Figuring Molecular Relapse in Breast Cancer Medicine. In: Celia Lury; William Viney and Scott Wark, eds. Figure: Concept and Method. Singapore: Palgrave Macmillan, pp. 127-148. ISBN 9789811924750
The Gardener and the Walled Garden Day, Sophie E.; Smith, Jayne and Ward, Helen. 2022. The Gardener and the Walled Garden. In: Celia Lury; William Viney and Scott Wark, eds. Figure: Concept and Method. Singapore: Palgrave Macmillan, pp. 149-172. ISBN 9789811924750
Non-married women: life stories from four members of an extended family in and around Leh Day, Sophie E.. 2021. Non-married women: life stories from four members of an extended family in and around Leh. In: Rafal Beszterda; John Bray and Elizabeth Williams-Oerberg, eds. New Perspectives on Modern Ladakh: Fresh Discoveries and Continuing Conversations in the Indian Himalaya. Toruń, Poland: Wydawnictwo Naukowe Uniwersytetu Mikolaja Kopernika/Nicolaus Copernicus University Press, pp. 95-114. ISBN 9788323147237
Biosensing: Tracking Persons. Day, Sophie E. and Lury, Celia. 2016. Biosensing: Tracking Persons. In: Dawn Nafus, ed. Quantified: Biosensing Technologies in Everyday Life. Cambridge MA: MIT Press, pp. 43-66. ISBN 978-0-262-52875-7
Waiting and the architecture of care Day, Sophie E.. 2015. Waiting and the architecture of care. In: Veena Das and Clara Han, eds. Living and Dying in the Contemporary world: A Compendium. Berkeley: University of California Press, pp. 167-184. ISBN 9780520278417
Demographies in Flux Day, Sophie E.. 2012. Demographies in Flux. In: R Fardon; J Gledhill; O Harris; T Marchand; M Nuttall; C Shore; V Strang and R Wilson, eds. The Sage Handbook of Social Anthropology. 2 London: Sage, pp. 2007-2038. ISBN 9781847875471
Ethics between Public and Private: Sex Workers’ Relationships in London Day, Sophie E.. 2010. Ethics between Public and Private: Sex Workers’ Relationships in London. In: M Lambek, ed. Ordinary Ethics: anthropology, language, and action. NY: Fordham University Press, pp. 292-309. ISBN 9780823233175
Visions of Ladakh: Nicola Grist, 19 April 1957 - 26 August 2004 Day, Sophie E.. 2008. Visions of Ladakh: Nicola Grist, 19 April 1957 - 26 August 2004. In: M van Beek and F Pirie, eds. Ladakhi societies: continuity and change in anthropological perspective. 20 Leiden: Brill, pp. 29-40. ISBN 1568-6183
Wolfenden 50: revisiting state policy and the politics of sex work in the UK Day, Sophie E.. 2008. Wolfenden 50: revisiting state policy and the politics of sex work in the UK. In: V Munro and M Della Giusta, eds. The Supply / Demand Dynamic in Prostitution. Rarnham: Ashgate, pp. 51-66. ISBN 978-0-7546-7150-3
'Threading time in the biographies of sex workers' Day, Sophie E.. 2007. 'Threading time in the biographies of sex workers'. In: Janet Carsten, ed. Ghosts of Memory: Essays on Remembrance and Relatedness. Oxford: Blackwell, pp. 172-193. ISBN 978-1405154239
'Biological Symptoms of Social Unease: the Stigma of Infertility in London Sex Workers' Day, Sophie E.. 2001. 'Biological Symptoms of Social Unease: the Stigma of Infertility in London Sex Workers'. In: Soraya Tremayne, ed. Managing Reproductive Life: Cross-Cultural Themes in Fertility and Sexuality (Fertility, Reproduction, and Sexuality). 1 Oxford & NY: Berghahn Books, pp. 85-103. ISBN 978-1571813176
'The Politics of Risk Among London Prostitutes' Day, Sophie E.. 2000. 'The Politics of Risk Among London Prostitutes'. In: Pat Caplan, ed. Risk Revisited. London: Pluto, pp. 29-59. ISBN 978-0745314631
Introduction. Political arithmetic: old and new Day, Sophie E.; Lury, Celia and Ward, Helen. 2023. Introduction. Political arithmetic: old and new. Distinktion: Journal of Social Theory, 24(2), pp. 157-166. ISSN 1600-910X
‘In the Picture’: Perspectives on Living and Working with Cancer Day, Sophie E.; Gleason, Kelly; Lury, Celia; Sherlock, Di; Viney, William and Ward, Helen. 2023. ‘In the Picture’: Perspectives on Living and Working with Cancer. Medical Humanities, 49, pp. 83-92. ISSN 1468-215X
Personalization: a new political arithmetic? Day, Sophie E.; Lury, Celia and Ward, Helen. 2023. Personalization: a new political arithmetic? Distinktion: Journal of Social Theory, 24(2), pp. 167-194. ISSN 1600-910X
Personalising Clinical Pathways in a London Breast Cancer Service Viney, William; Day, Sophie E.; Bruton, Jane; Gleason, Kelly; Ion, Charlotte; Nazir, Saima and Ward, Helen. 2022. Personalising Clinical Pathways in a London Breast Cancer Service. Sociology of Health & Illness, 44(3), pp. 624-640. ISSN 1467-9566
Past-futures in experimental care: breast cancer and HIV medicine Day, Sophie E.; Viney, William; Bruton, Jane and Ward, Helen. 2021. Past-futures in experimental care: breast cancer and HIV medicine. New Genetics and Society, 40(4), pp. 449-472. ISSN 1463-6778
Nurse handover : Patient and staff experiences Bruton, Jane; Norton, Christine; Smyth, Natasha; Ward, Helen and Day, Sophie E.. 2016. Nurse handover : Patient and staff experiences. British Journal of Nursing, 25(7), pp. 386-393.
Number ecologies: numbers and numbering practices Day, Sophie E.; Lury, Celia and Wakeford, Nina. 2014. Number ecologies: numbers and numbering practices. Distinktion: Journal of Social Theory, 15(2), pp. 123-154. ISSN 1600-910X
Picturing Ladakhi nomads over the span of a generation Day, Sophie E. and Leizaola, Ricardo. 2012. Picturing Ladakhi nomads over the span of a generation. Visual Anthropology Review, 28(2), pp. 133-151. ISSN 1058-7187
A prospective social and molecular investigation of gonococcal transmission Day, Sophie E.; Ward, Helen; Ison, Catherine; Martin, Iona; Ghani, Azra C; Bell, Gina; Kinghorn, George; Weber, Jonathan and Garnett, Geoff. 2000. A prospective social and molecular investigation of gonococcal transmission. The Lancet, 356(9244), pp. 1812-1817. ISSN 0140-6736
'Sexual Networks: The Integration of Social and Genetic Data' Day, Sophie E.; Ward, H.; Ison, Catherine; Bell, Gina and Weber, J. 1998. 'Sexual Networks: The Integration of Social and Genetic Data'. Social Science and Medicine, 47(12), pp. 1981-1992. ISSN 0277-9536