Royal College of Art in London hosts the Secret Exhibition -“Each year, the Royal College of Art in London hosts the Secret Exhibition, featuring over 2,000 postcard-sized artworks. All are for sale, and all are displayed anonymously. Hidden amongst this year’s selection are works by the likes of John Baldessari, Yoko Ono, Mike Leigh, Grayson Perry, Milton Glaser and Alan Kitching…”