The Sydney Opera House’s very existence depended on deception and betrayal. The internationally renowned engineering firm of Ove Arup & Partners had been directly appointed to the job by Joe Cahill’s New South Wales Labor government to protect its interests because it would not entrust sole responsibility for this huge project to an inexperienced architect, Joern Utzon, a serial architectural competition entrant who had never before actually been called on to build anything of substance. Instead, in a (welcome) betrayal of their client and with Ove Arup himself in the lead, Arups entered a conspiracy of silence to hide what…