What Is the Dual-Use Dilemma? 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 sci- 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...