Ian Shuttleworth, Financial Times - 23/11/2017

Indeed, Dunster and lighting designer Malcolm Rippeth make full use of [the Wanamaker’s trademark period-faithful candlelight] to drive home the most common metaphor for espionage: as we watch all these candles being repeatedly extinguished and relit, it is borne directly in on us how much of this business takes place in the shadows, how much we are kept in the dark.