A child's right to know

A COUPLE of months ago, lawyers launched a remarkable human rights case against the British government. One of the plaintiffs is a six-year-old girl, loved by her parents, healthy and normal in all respects. There's just one problem: Emma (not her real name) may never be allowed to know the name of her genetic father. Not because no one knows who he is, but because 12 years ago the British government decided it should be a closely guarded secret