Bernard Berenson may have been an important player in Western Intelligence circles during the 20th century.
He was an associate of Hugh Trevor-Roper, Rosamond Lehmann, Sir Harold Acton and William Mostyn-Owen among others.
Hugh Trevor-Roper, who worked for MI6, wrote to him frequently.
Rosamond Lehmann was an intimate of the Bloomsbury set
Sir Harold Acton was a multi-millionaire and close to the queen.
Berenson's first trip to Europe, in 1887, was underwritten by a group of Boston sponsors that included Isabella Stewart Gardner.
Berenson was a special advisor to the Duveen Brothers.