FT SeriesLondon Design 2022To mark 20 years of London Design Festival, we spotlight the ideas, trends and people set to shape the next 20 - from sustainability to Surrealism © BLESSbeauty Hairbrush, 2019. Vitra Design MuseumWhat will London look like in 20 years? We asked top architects and designers about the biggest challenges facing the capitalDesign guru Jenna Fletcher: ‘I look for people I don’t see in the Conran Shop’The dealer on trendspotting, championing black talent – and why the 1970s revival is overWhy Surrealist design is backFrom furniture to fashion, a new generation of designers is inspired by the movementIs the city’s future wooden?Timber is redefining the design world, displacing construction methods that have dominated for a century. But, so far, London has been reluctant to join in