
When does a human embryo have the moral status of a person?
Weighing up the science and the ethics of research on human embryos beyond its current 14-day restrictions
by David Cox
David Cox is a science and health journalist based in the UK. He has a PhD in neuroscience from the University of Cambridge and has written for newspapers, magazines and broadcasters worldwide including BBC News, The New York Times, Wired, TIME magazine and The Guardian.