Department of PhilosophyWestern Arts and Humanities

Charles Weijer


Canada Research Chair in Bioethics

Professor, Joint Appointment with Department of Medicine, Cross Appointment with Department of Epidemiology and Biostatistics

Member, Rotman Institute of Philosophy

Bioethics, Research ethics

BMdSc, MD Alberta; BA(Hons), MSc, PhD McGill

Phone: 519-661-2111 ext. 80090

Selected Publications


Weijer C, Skelton A, Brennan S (eds.). Bioethics in Canada. Toronto: Oxford University Press Canada, 2013. 

Corrigan O, Liddell K, McMillan J, Richards M, Weijer C (eds.). Limits of Consent: A Socio-ethical Approach to Human Subjects Research in Medicine. Oxford: Oxford University Press, 2009.


Weijer C, Peterson A, Webster F, et al.. Ethics of neuroimaging after serious brain injury. BMC Medical Ethics 2014: 15: 41. [13 pages]

Peterson A, Naci L, Weijer C, et al.. Assessing decision making capacity in the behaviorally non-responsive patient with residual covert awareness. AJOB Neuroscience 2013; 4(4): 3–14.

Taljaard M, Weijer C, Grimshaw JM, et al.. The Ottawa Statement on the Ethical Design and Conduct of Cluster Randomised Trials: A précis for researchers and research ethics committees. British Medical Journal 2013; 346: f2838. [7 pages]

Weijer C, Grimshaw JM, Eccles MP, et al.. The Ottawa Statement on the Ethical Design and Conduct of Cluster Randomized Trials. PLoS Medicine 2012; 9(11): e1001346. [9 pages]

Gallo A, Weijer C, White A, et al.. What is the role and authority of gatekeepers in cluster randomized trials in health research? Trials 2012; 13: 116. [14 pages]

McRae AD, Weijer C, Binik A, et al.. When is informed consent required in cluster randomized trials in health research? Trials 2011; 12: 202. [13 pages]

McRae AD, Weijer C, Binik A, et al.. Who is the research subject in cluster randomized trials? Trials 2011; 12: 183. [12 pages]

Binik A, Weijer C, McRae AD, et al.. Does clinical equipoise apply to cluster randomized trials in health research? Trials 2011: 12: 118. [11 pages]

Weijer C, Grimshaw JM, Taljaard M, et al.. Ethical issues posed by cluster randomized trials in health research. Trials 2011; 12: 100. [11 pages]

Taljaard M, McRae A, Weijer C, et al.. Inadequate reporting of research ethics review and informed consent in cluster randomized trials: review of a representative sample of published trials. British Medical Journal 2011; 342: d2496. [9 pages]

Kimmelman J, Weijer C, Meslin EM. Helsinki discords: FDA, ethics, and international drug trials. Lancet 2009; 373(9657): 13–4.

Miller PB, Weijer C. Revisiting equipoise: A response to Gifford. Kennedy Institute of Ethics Journal 2007; 17: 227–46.

Miller PB, Weijer C. Equipoise and the duty of care in clinical research: a philosophical response to our critics. Journal of Medicine and Philosophy 2007; 32(2): 117–33.

Miller PB, Weijer C. Fiduciary obligation in clinical research. Journal of Law, Medicine & Ethics 2006; 34(2): 424–40.

Miller PB, Weijer C. The trust-based obligations of the state and physician-researchers to patient-subjects. Journal of Medical Ethics 2006; 32(9): 542–7.

Weijer C, LeBlanc GJ. The balm of Gilead: is the provision of treatment to those who seroconvert in HIV prevention trials a matter of moral obligation or moral negotiation? Journal of Law, Medicine & Ethics 2006; 34(4): 793–808.

Book Chapters

Weijer C, Miller PB, Graham M. The duty of care and equipoise in randomized controlled trials. In: Arras JD, Kukla R, Fenton E (eds.). Routledge Companion to Bioethics. Routledge: New York, forthcoming.

Weijer C, Lanata CF, Plowe CV. Ethical considerations in the conduct of vaccine trials in developing countries. In: Levine MM, Dougan G, Good MF, Liu MA, Nabel GJ, Nataro JP, Rappuoli R (eds.). New Generation Vaccines (4th edition). New York: Informa Health Care, Inc., 2010: 59–65.

Miller PB, Weijer C. Evaluating benefits and harms in clinical research. In: Ashcroft R, Dawson A, Draper H, McMillan J (eds.). Principles of Health Care Ethics (2nd ed.). London: John Wiley & Sons, 2007: 711–717.