Points of interest • This article explores the uses of normativity in disability studies. • It is argued that theorists in postconventional disability studies have misconstrued the meaning of normativity and incorrectly conflated it with normality. • The article argues for the importance of normative, especially ethical, engagement in relation to disability, and provides some conceptual tools for the examination of moral right and wrong. • Posthumanist appeals for collective responsibility, and especially for the pursuit to nullify the separation between humans and animals, may put many disabled people at risk. • Finally, the article offers insights about the ethical implications of the use of theories and empirical claims.