“From Self-interest to Solidarity: One Path to Delivering Refugee Health.” in Bioethics, 2018 (Online First): [DOI: https://doi.org/10.1111/bioe.12472].
“Solidarity as a National Health Strategy.” in Bioethics, 2018 (Online First): [DOI: https://doi.org/10.1111/bioe.12443].
Solidarity in Bioethics with Alena M. Buyx, and Barbara Prainsack, Electronic Library of Science, John Wiley & Sons Ltd: Chichester, 2016: [DOI: 10.1002/9780470015902.a0027021].
Global Health Solidarity with Alena M. Buyx, in Public Health Ethics, 2016 (Online First): [DOI: 10.1093/phe/phw021].
Three Approaches to Global Health Care Justice: Rejecting the Positive/Negative Rights Distinction in International Development and Human Aid. Principles, Norms and Institutions for the Global Sphere edited by Paulo Barcelos and Gabriele De Angelis, Edinburgh, UK: Edinburgh University Press, 2016.
Conscientious Objection in Health Care Provision: A New Dimension with Alena M. Buyx in Bioethics, 30 (5), 2015: pp.336-343. [DOI: 10.1111/bioe.12236].
Revising Global Theories of Justice to Include Public Goods with Heather Widdows in The Journal of Global Ethics, 9 (2), 2013: pp.227–243. [DOI: 10.1080/17449626.2013.838457].
Why Bioethics Must be Global with Heather Widdows in Global Health and International Community: Ethical, Political and Regulatory Challenges edited by John Coggon and Swati Gola, London, UK: Bloomsbury Academic, 2013: pp 43-62.
Freedom of Conscience and Health Care in the United States of America: The Conflict Between Public Health and Religious Liberty in the Patient Protection and Affordable Care Act, in Health Care Analysis, 21 (3), 2013: pp 237-247. [DOI: 10.1007/s10728-013-0251-6].
Global Population and Global Justice: Equitable Distribution of Resources Among Countries. With Heather Widdows in Electronic Library of Science, John Wiley & Sons Ltd: Chichester, 2012: pp 1-7. http://www.els.net/ [DOI: 10.1002/9780470015902.a0024140].