Constitutivism locates the ground of practical normativity in features constitutive of rational agency and rests on the concept of a constitutive norm – a norm that is internal to a thing such that...

In a previous paper in this journal, Jennifer Frey presented three arguments against New-Kantian approaches. This paper briefly reiterates these arguments and shows why New-Kantian positions do not succumb to them. Most noteworthy, such positions are formal and not substantive. They care little about the question whether people pursue the same goods and instead stress the role of procedure in explicating rationality and consent in explicating the good. By stressing this distinction between formal and substantive approaches, this paper also provides (...) a hint to the contentious topic of how Kantians can deal with cultural diversity, historicity, and plurality in ethics. It finishes with some questions to the author of the previous paper: do non-formal approaches imply that peace can only exist within similarity? (shrink)