- The Elements of Drawing: John Ruskin, Victorian Art Education, and the Use of Teaching Collections, Ashmolean Museum, Oxford, 20 October 2004.
- ‘Mapping Connections between Digital Technologies and Artistic Practice and Research’, Digital Resources for the Humanities and Arts (DRHA) 2006, Dartington Hall, 4 September 2006 (with Mike Pringle).
- ‘Renaissance Material Culture – Conceptions and Receptions’, Conception:Reception, Association of Art Historians 31st Annual Conference, 31 March–2 April 2005 (with Paula Hohti).
- ‘Articulating Meanings in Late Medieval and Early Modern Interiors’, ARTiculations, Association of Art Historians 29th Annual Conference, 10–13 April 2003 (with Flora Dennis).
- ‘The Biography of the Object in Medieval and Renaissance Italy, II: The Living Object’, 37th International Congress on Medieval Studies, Kalamazoo, 3 May 2002 (papers published as The Biography of the Object in Late-Medieval and Renaissance Italy).
- ‘Representing the World of Goods: Attitudes to Consumption in the Renaissance’, Representing Design – 1400 to the present day, Design History Society Annual Conference, 20–22 September 2001 (with Evelyn Welch).
- ‘Depicted Bodies and Present Souls?’, Body & Soul: Exploring objects – making myths, Association of Art Historians 26th Annual Conference, 6–9 April 2000 (with Robert Maniura) (papers published as Presence: The Inherence of the Prototype within Images and Other Objects).
- ‘Values in Renaissance Art’, Images and Values, Association of Art Historians 25th Annual Conference, 9–11 April 1999 (with Gabriele Neher) (papers published as Revaluing Renaissance Art).
For published versions, please also see the articles page on this site.
- With Pippa Wainwright, ‘Problems and Provisional Projects: Creating a Digital Dossier for Every Painting in the National Gallery’, Managing Research Data for the Cultural Sector (Museum Librarians and Archivists Group Conference 2020), The British Museum, London, 21 February 2020.
- ‘“Both a Practical and a Critical School of Fine Art”: The Arrangement of John Ruskin’s Oxford Teaching Collection’, Argomentare per immagini: l’attualità di John Ruskin / Visual Arguments: John Ruskin’s Relevance Today, IMT, Lucca, 28 November 2019.
- With Joe Padfield and Rob Tice, ‘Opening Up the National Gallery’s Collection Information’, a lightning talk presented at Museums+Tech 2019: Openness, The British Library, London, 18 October 2019.
- ‘Flat File to Thesaurus: Improving Terminologies at the National Gallery,’ Collections Trust Conference, New Walk Museum, Leicester, 12 September 2019.
- ‘From Kiosks to Linked Data: The Digital Cataloguing and Management of the National Gallery’s Collections’, plenary lecture, Collective Imagination 2019 (TMS users’ conference), Dublin, 10-11 April 2019.
- ‘Documentation: What Should We Be Doing Next?’, Collections Trust Conference, Natural History Museum, London, 22 November 2015.
- With Margaret Birley and Arnold Myers, ‘A Revision of the Hornbostel-Sachs Classification in 2011 by the MIMO Consortium’, Reflecting on Hornbostel-Sachs’ Versuch a Century Later, Fondazione Ugo e Olga Levi, Venice, 3-4 July 2015.
- ‘“A Practical and Critical School of Fine Art for English Gentlemen”: John Ruskin’s Teaching of Art in Oxford, 1869–1885’, Towards a Science of Art History: J. J. Tikkanen and Art Historical Scholarship in Europe, Ateneum Art Museum (Finnish National Gallery), Helsinki, 8 December 2007.
- ‘The Hunt for Submarines in Classical Art: Mappings between Scientific Innovation and Artistic Inspiration’, Digital Resources for the Humanities and Arts (DRHA) 2006, Dartington Hall, 4 September 2006 (session on ‘Mapping Connections between Digital Technologies and Artistic Practice and Research’).
- ‘Courtly Confidence and Republican Anxiety: The Politics of Magnificence and Fifteenth-century Italian Architecture’, the Material Renaissance conference, University of Manchester, 5 March 2004.
- Earlier versions given at the Society for Court Studies Seminar, 17 November 2003; the Oxford Art History Seminar, 11 June 2003; the Material Renaissance conference, University of Sussex, 7 April 2003; the Sussex Centre for Research in the History of Art Seminar, 5 June 2002; and the V&A/RCA MA course in History of Design Research Seminar, 23 April 2002.
- ‘Oil and Hellenism: The d’Este Court and Realism in Ferrarese Art of the Fifteenth Century’, College Art Association 92nd Annual Conference, Seattle, 19 February 2004 (session on ‘East-West Innovations and Early Modern Court Culture’).
- ‘The Ruskin Project: Digitising the Ruskin Teaching Collection at the Ashmolean Museum’, with Jonathan Miller, Les institutions culturelles et le numérique / Cultural Institutions and Digital Technology, ICHIM 2003, 10 September 2003.
- Earlier versions presented at the Whistler Centenary Conference, 4 September 2003 and at DRH 2003, 1 September 2003.
- ‘Databases and Art History: The Material Renaissance project’, Digital Art History? Exploring practice in a network society, 18th CHArt Annual Conference, 15 November 2002.
- ‘Living Pictures in Renaissance Ferrara’, Research Seminar, Fine Art Department, University of Edinburgh, 7 December 2000.
- Earlier versions presented at the 35th International Congress on Medieval Studies, Kalamazoo, 5 May 2000 (session on ‘The Life of Images in Late Medieval and Renaissance Ferrara’) and Body & Soul: Exploring objects – making myths, Association of Art Historians 26th Annual Conference, 7 April 2000 (session on ‘Depicted Bodies and Present Souls?’).
- ‘Art and Life in the Renaissance: A Confusion of Identities?’, Identities, Association of Art Historians 24th Annual Conference, 5 April 1998 (session on ‘Fashioning Identities in Renaissance Art’).
- ‘Giovanni Sabadino degli Arienti and a Practical Definition of Magnificence’, Beauty, Association of Art Historians 22nd Annual Conference, 13 April 1996 (session on ‘Concepts of Beauty in Renaissance Art’).
- Earlier versions presented at the Research Seminar in Architectural History at the Courtauld Institute, and at the Staff/Student Research Seminar, Department of Art History & Theory, University of Essex.
- ‘Giovanni Sabadino degli Arienti’s Account of Francesca Venusta and the Depiction of the Battle of San Ruffillo in San Francesco, Bologna’, Forward: Art and industry, Association of Art Historians 20th Annual Conference, 8 April 1994 (session on ‘Renaissance Women Patrons’).
- ‘Piero’s Patterns of Intention? Michael Baxandall and the Historical Explanation of Piero della Francesca’s Baptism of Christ’, Graduate Students’ Symposium, University of Essex, May 1990.
- With Pippa Wainwright, ‘Old Masters, New Writing’, Museums + Heritage Show 2020, online from 13 May 2020.
- ‘Collections In Flux: Documentation’, Soldiers’ Tales: Collecting and Sharing Military and Musical Heritage, a symposium organised by the Musical Instruments Resource Network and Army Museums Ogilby Trust, Faculty of Music, University of Oxford, 22 August 2019.
- ‘What are we asking Collections Management Systems to do today?’, CIDOC 2018 conference, Heraklion, 29 September 2018.
- ‘Spreading the Word: Explaining What Museum Documentation Is – and Why It’s Important’, 2016 CIDOC conference, held within ICOM Milano 2016, 4 July 2016 (with Angela Kipp).
- ‘Reviewing Your Collection? Getting the Documentation Right …’, Collections seminar strand, Museums + Heritage Show 2016, Olympia, 19 May 2016.
- ‘The Relevance of Documentation in Museums’, keynote lecture, Det relevante Museum 2014, Museene i Sør-Trøndelag, Trondheim, 22 October 2014.
- ‘Documentation at the Horniman Museum: Past History, Future Challenges’, Det relevante Museum 2014, Museene i Sør-Trøndelag, Trondheim, 22 October 2014.
- ‘Museum Cataloguing: Parts and Wholes’, British Printed Images to 1700 workshop on cataloguing prints, Birkbeck College, 7 March 2008.
- ‘Art History, Images and Copyright’, Why Copyright Matters, University of Bristol, 7 December 2006.
- ‘Image Quality Issues’, CLIC Digital Image Workshop, Oxford University Computing Service, 7 July 2005.
- ‘Success and Failure in Digital Projects’, Digital Libraries workshop, Middlesex University, 16 January 2004.