February 11, 2008, 1:30 p.m. Embryonic DebateA Reply to William Saletan, liberal bioethics writer, former embryo.In yesterday’s New York Times Book Review, William Saletan of Slate magazine reviewed our new book Embryo:  A Defense of Human Life. Saletan is a deservedly respected bioethics journalist. While he is a determined defender of legal abortion and the public funding of embryo-destructive research, he is not unsympathetic to the concerns of those opposed to these practices. Unsurprisingly, then, his review of our book, though critical, was neither ungracious nor even unyielding on some important points. Saletan praised the book’s “essential and timely...