Andy Harbison’s business card may read ‘senior manager, enterprise risk services’ and his reputation is as one of the country’s foremost computer forensics practitioners but it’s hard to escape the impression that he could tell you a thing or two about human behaviour. Despite a job description that suggests he spends his days staring at a computer screen, in fact Harbison would be the first to say that computers are never to blame for wrongdoing — the fault lies squarely with the people who use them…