By Graham Hiscott Up to eight million UK workers risk being replaced by artificial intelligence within five years. A study by the Institute for Public Policy Research found nearly 60% of current human tasks could be handed to the rapidly advancing technology. Experts predict that AI could upend everything from business and healthcare to democracy itself. Jobs most at risk include those of secretaries, human resources staff, call centre agents, sales people and even authors. Those least at risk include electricians, plumbers, carpenters and bricklayers as well as teachers, barristers, dentists …