Francis Kéré becomes first African architect of Serpentine pavilion

The architect is planning to bring one of his characteristically stripped-back structures, honed in the villages of his native Burkino Faso, to leafy west London
A huge wooden disc will float above the lawn in Kensington Gardens this summer, a wheel of spindly timber slats hovering over a bright blue landing pad like some rustic flying saucer. This is the vision of Diébédo Francis Kéré, the first African architect to be chosen to design the annual Serpentine gallery p