‘When one door shuts another opens’ could be the maxim of all those academics who thought their research had come to nought, only to find that it paved the way to a Eureka moment of another kind. It could also be a summary of the closing events of George Orwell’s 1984, where the door of Room 101 closes and the one in the rat cage over Winston Smith’s head is opened. Bush House, the original site of Orwell’s eponymous office at the BBC and now a refurbished addition to King’s College, is having its Edwardian door sets upgraded by Dorma to ensure its mechanisms at least are no longer the stuff of nightmares.