Abstract
Despite increasing recognition of the ways in which ethical and social values play a role in science (Kitcher 2001; Longino 1990, 2002), scientists are often still reluctant to acknowledge or discuss ethical and social values at stake in their research. Even when research is closely connected to developing public policy, it is generally held that it should be empirical data, and not the values of scientists, that inform policy. According to this view, scientists need not, and should not, endorse non-epistemic values related to their research, as doing so may bias their assessment of what the evidence is. As a result, debates over science-based policy tend to be construed solely as empirical discussions to be ..