This upcoming weekend marks the anticipated debut of the Selldorf Architects-authored Sainsbury Wing renovations at the National Gallery in London following a two-year construction phase.  Easily one of the year’s most important projects tasked the art museum mainstay, Selldorf, with resolving the clutter inherited by Robert Venturi and Denise Scott Brown’s obsessed-over early-90s extension’s entrance at the northwesternmost corner of Trafalgar Square. Purcell was also involved as the conservation architect. The building will reopen on May 10th and feature a completely reinstalled collection.  Sainsbury Wing Main Stair. Image: © The National Gallery, London. Photo: Edmund SumnerShe designed a precise and revitalizing series of interevtions, replacing the glass wall framing an existing staircase in the Sainsbury Wing while expanding spaces its ground floor by 60%, removing columns, reconciling materials, and introducing the possibility for new dining and retail spaces, including a ne...