18th century

For centuries no one knew who it was by or even what it was of. The picture that had hung unnoticed in a succession of noble palazzi in the Italian province of Salerno, with its deep chiaroscuro and close-cropped composition, looked like a Caravaggio – but after Caravaggio almost every painting in Naples did. When it entered the collection of the Banca Commerciale Italiana in 1973 it was attributed to Mattia Preti, a Calabrian Caravaggista of the next generation who had caught the tenebrist bug. But in 1980, a letter discovered in the Naples State Archive changed the picture. Written on 11 May 1610 by Lanfranco Massa – the Naples

Since art auctions were invented, they have served to hype artists’ prices. It can happen during an artist’s lifetime — Jeff Koons’s ‘Balloon Dog’ — or half a millennium after their death — Leonardo’s ‘Salvator Mundi’. And it can sometimes restore a lost reputation, as happened with Frans Hals. When the picture now famous as ‘The Laughing Cavalier’ came up for auction in Paris in 1865, Hals was all but forgotten. A successful portraitist in his lifetime, he never made much money — with a wife and at least ten children, he remained a renter throughout his career — and after his death his reputation, overshadowed by Rembrandt’s, was tarnished

A few years ago, I was sitting in the London Library researching a book about blind people across the ages. As a semi-blind person myself, I sighed at the lack of women, other than the endlessly chipper Helen Keller, who never had a bad day. Ever. My sister, however, drew my attention to a two-line wiki entry for the 18th-century composer, singer and professor — and darling of the Viennese musical court — Maria Theresia von Paradis (1759–1824). Ten years passed, and after many hours of research in libraries and chats with music scholars, we now find ourselves — to our utter amazement — co-writing a chamber opera about her