. . . . "But, as I have argued at the AJOB/Bioethics.net blog, in response to Art Caplan's outcry on the same subject, I can not see it as any different from genetic selection practices already in place.It has been standard practice at sperm banks, for decades now, to screen donors for health and genetic history, and to allow buyers\" to select donors by such traits as eye and hair color, height, academic su" .