The exhibition ‘Francesca Woodman. On Being an Angel’, curated by Anna Tellgren and running at Moderna Museet through December 6th, gathers a selection of a hundred photographs and a video by Francesca Woodman. Featuring most of the American photographer’s thematic groups and series – such as Polka Dots (1976), the From Angel series (1977), Swan Song (1978), Charlie the Model (1976–77) and her…