Future expectations and promise are crucial to providing the dynamism and momentum upon which so many ventures in science and technology depend. This is especially the case for pre-market applications where practical utility and value has yet to be demonstrated and where investment must sustained. For instance, clinical biotechnology (including a wide range of genetic therapeutic and engineering applications) has been at the centre of ferocious debates about whether or not promises and expectations will be realised. In some cases, the failure of expectations has severely damaged the reputation and credibility of professions, institutions and industry. The need for a better analytical understanding of the dynamics of expectations in innovation is both necessary and timely.
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