A collection of 16 portraits by Polish artist Stanisław Wyspiański is set to be shown at an exhibition opening on Thursday at the National Portrait Gallery in London.

And Kate's portrait, which appears to be drawn with pencil or charcoal, shows a restful George with his eyes closed. Start the day smarter. Get all the news you need in your inbox each morning.

Stanisław Wyspiański, Autoportret, 1902, Muzeum Narodowe w WarszawieDomena publiczna/CC0 The portraits, executed in pastel, charcoal, crayon and pencil, depict members of Wyspiański’s family ...