In the past, he has also been a Trustee of the State Hermitage Museum of St Petersburg (retired 2008); a Trustee of the Qatar Museums Authority (retired 2010); Chairman of the Pritzker Prize for Architecture (2002–2004); Chairman of both the Gilbert Collection Trust and the Hermitage Development Trust, Somerset House; a Trustee and Honorary Fellow of the Courtauld Institute, Somerset House; and a Fellow, Benefactor, and member of the Visitors' Committees of the Ashmolean Museum Oxford (retired 2008). In 2014, he received the J. Paul Getty Medal "for extraordinary achievement in the fields of museology, art historical research, philanthropy, conservation and conservation science".