Professor G. Raumati Hook discussed the hypothesised ‘warrior’ gene by introducing the science behind the research, the conclusions drawn from that research and their implications within the wider community (Hook, 2009). The pivotal factor in this research, however, is the science: is the presented science plausible, with its grounding in solid data? The focus of this Peer Commentary tightens to just that of the science behind this research and its contextualisation, with a number of questions being raised.