From stem cell technology and genetic screening to new reproductive possibilities - the unprecedented developments in science are among the most contentious issues of our times. In the second volume of ""The Deakin Debates"", a leading surgeon, lawyer, ethicist, religious leader and two scientists pose crucial questions about the future we all face. These incisive and wide-ranging essays explore the ethical decisions we must make and ask the question: what must we protect about our humanity for future generations?