'One of the few details we learn about the unnamed narrator of Ronnie Scott’s début novel, The Adversary, is that he is fond of Vegemite. Although only a crumb of information, this affinity for the popular breakfast tar reveals much about our hero. Just as Vegemite ‘has to be spread very thin or you realised it was salty and unreasonable’, his human interactions give him a soupçon of a social life, a mere taste that never threatens to overwhelm his senses.' (Introduction)