Unintended messages The ethics of teaching genetic dilemmas
Bioethicists teaching and writing about the uses of prenatal genetic testing sometimes use "difficult cases" in which people with a disability want to test and select for the presence of their disability. Such cases challenge our stereotypes but also play into them.
Gooding, H. C., Wilfond, B., Boehm, K., & Biesecker, B. B. (2002). Unintended messages: The ethics of teaching genetic dilemmas. Hastings Center Report, 32(2), 37-9.