Key theorists such as Francis Fukuyama urge prudence in the roll-out of these technologies to ensure the ethical dimensions are clearly understood and analysed,
“This protracted discussion of human dignity is intended to answer the following question: What is it that we want to protect from any future advance in biotechnology? The answer is we want to protect the full range of our complex, evolved natures against attempts at self-modification.” (Fukuyama 2002, p172)