Although the use of the cluster randomized trial (CRT) design to evaluate vaccines, public health interventions or health systems is increasing, the ethical issues posed by the design are not adequately addressed, especially in low- and middle-income country settings (LMICs). To help reveal ethical challenges, qualitative interviews were conducted…

There is too much that we do not know about COVID-19. The longer we take to find it out, the more lives will be lost. In this paper, we will defend a principle of "risk parity": if it is permissible to expose some members of society (e.g. health workers or the economically vulnerable) to a certain level of "ex ante" risk in…

The COVID-19 pandemic has brought unprecedented, major challenges to the ethical conduct of research including challenges for the rapid and robust ethical review of biomedical research. The Indian Council of Medical Research's "National Guidelines for Ethics Committees Reviewing Biomedical and Health Research during COVID-19 Pandemic"…

This year the world commemorates the beginning of the tragic USPHS syphilis experiments that occurred in Tuskegee, Alabama from 1932 to 1972. In light of this sobering anniversary, this article will briefly examine four studies: the already mentioned USPHS syphilis studies in Tuskegee, the Nazi Holocaust Experiments and the resulting Doctors'…