Introduction
Previously responsible for building the new Public Record Office building at Kew (1995) and for the award winning Family Records Centre (1997, closed in 2008) and for the establishment of the online digital services of The National Archives e.g. Access to Archives (A2A) Moving Here and the 1901 census. She is now researching in her own specialism, the history of cartography (see current work) and gave the Sandars lectures in Cambridge in March 2007 and subsequently lectured on European charts and mapping 1500-c 1700, as a result of a Leverhulme Fellowship she received for 2005-8. A publication is in the pipeline. Together with Dr Catherine Delano Smith she teaches the history of maps and mapping at the London Rare Books School ( LRBS) at the University of London each summer and has been appointed an associate editor for 'Cartography in the European Enlightenment' volume 4 of the History of Cartography project, University of Wisconsin, USA. She also continues to work in the archival and records management fields. In 2005-6 She reported on the archival and records system in Finland for the Finnish government, and advised the National Library and National Archives in Cuba for British Council.In 2007 she advised colleagues in Singapore and South Africa, in 2008-9 she advised colleagues in Abu Dhabi, UAE; and participated in the International Council on Archives (ICA) meeting in Kuala Lumpur. In 2009 she gave a keynote presentation at the Association of Canadian Archives conference in Calgary, Canada with Graham Dominy of South Africa. She is now a member of an international team reviewing the work of the Swiss Federal Archives and also undertaking a five-year review of the Endagered Archves Programme (EAP) adminstered by the British Library. 
Sarah Tyacke CB, Hon. D.Litt.,FSA, FRHistS, visiting professor Royal Holloway, University of London (RHUL), a Distinguished Senior Research Fellow, School of Advanced Study, University of London, and Chair of the International Records Management Trust (IRMT). She is also a governor of London Metropolitan University,a council member of RHUL and a trustee of the Hakluyt Society and chair of the Mount Everest Foundation (MEF) 2009-11 and of the Harley Trustees. She is a director of the journal Imago Mundi. Recently she was Keeper of Public Records and Historical Manuscripts Commissioner for the United Kingdom government and Chief Executive of the National Archives of England and Wales from 1992-2005: responsible for the establishment of The National Archives, which merged the Public Record Office and the Historical Manuscripts Commission from April 2003; for the initial strategic appoach to records management and digital records in the UK government and for the implementation of the Freedom of Information Act 2005 as it affected the historical record.