Are there beliefs to which any human being is allowed epistemic access? Does science offer us the theoretical and practical resources necessary to lead us to attain knowledge separately from the sphere of non-epistemic values? This work investigates whether the historical prevalence of conceptions regarding convergence in epistemic rationality and neutrality of science in the notion of scientists as well as of laypersons finds a solid foundation in the philosophical reflection on science, having chosen the challenge of extracting impacts of moral consequences from the works of Thomas Kuhn.Key words: Thomas Kuhn, Bioethics, convergence in epistemic rationality, neutrality of science.Há crenças às quais, em princípio, qualquer ser humano pode...