Samuel Johnson Prize won by Lucy Hughes-Hallett's The Pike
4 November 2013 Last updated at 22:09 GMT
Author Lucy Hughes-Hallett has won the Samuel Johnson Prize for Non-Fiction for her biography of philandering Italian poet and politician Gabriele D'Annunzio.
The Pike tells the life story of D'Annunzio, an Italian artist and womaniser who became a national hero and radical right-wing revolutionary.
She was announced as the winner in a ceremony at the Royal Institute of British Architects in London.