The so-called “dual-use dilemma” arises in the context of research in the biological and other sciences as a consequence of the fact that one and the same piece of scien- tific research sometimes has the potential to be used for harm as well as for good. A dual-use dilemma is an ethical dilemma, and an ethical dilemma for the researcher (and for those who have the power or authority to assist or impede the researcher’s work, ., governments). It is an ethical dilemma since it is about promoting good in the context of the potential for also causing harm, .,.