Polymer banknotes featuring the portrait of ... Jane Austen on the 10-pound notes, JMW Turner on the 20-pound notes, and Alan Turing on the 50-pound notes. Upon the issuance of the new King ...

The economist has been replaced as the face of the £20 note by artist JMW Turner. The Bank of England said the new polymer £20 - which enters circulation on Thursday - is its most secure ever ...