Computing and information technology professionals have exhibited high standards of engagement with ethical issues relating to privacy, information security and abuse of the technical capabilities they have been responsible for developing. But one can argue that computing capability is implicated in ethical controversies that receive relatively little discussion within the IT community. Stem cell research, nanotechnologies and other controversial areas of science would be impossible without the computational capacity of information processing. In many instances, the downstream applications of computer technology are deeply involved in the issues surrounding contested technologies. ...