Oxford: University of Oxford Medieval French Seminar/Institut Français (May 2017): 'Medieval Romance in the French of Britain' [invited lecture] 

 Konstanz: University of Konstanz: Conference 'Zur riskanten Produktivität von Wettkampf in mittelalterlicher Literatur und Kultur' (April 2017): 'Nationale Identitäten und internationale Spannungen in mittelalterlichen Streitgedichten' [invited paper] 

 Vancouver: University of British Columbia, 'Medieval Romance in Britain' Conference (August 2016): 'Glorious East Anglia: Alternative History in the Roman de Waldef ' [conference paper] 

 Konstanz: University of Konstanz: Conference on 'Wettkampf und Kultur' (March 2016): 'Das Streitgedicht als Genre?' [invited keynote paper] 

 Tokyo: Rikkyo University (November 2015): 'Living in a Material World? Sir Gawain and the Green Knight and the Meaning of Things’ [invited lecture] 

 Berlin: FU Berlin, Conference on 'Material Artefacts: Reading the Past through Archaeological Objects in Medieval British Literature' (June 2015): 'Evidence of the Past in the Legend of the Seven Sleepers' [invited paper] 

 Freiburg: Institute of Advanced Studies (July 2014): 'Konfrontationen in mittelalterlicher Kultur: Warum die Eule und die Nachtigall streiten müssen' [invited public lecture] 

 Freiburg: Institute for Advanced Studies (June 2014): 'Strangeness in medieval literature' [invited talk] 

 Zürich: University of Zürich, Centre for Renaissance Studies (March 2014): 'Geschichten von zwei Liebenden: Mittelalter gegen Renaissance in Boccaccio, Chaucer und Aeneas Silvius Piccolomini' [invited lecture] 

 Basel: University of Basel, 'Schwanksammlungen im frühneuzeitlichen Medienumbruch' Symposium (March 2014): 'Nachrichten von gestern? Gattungsgestaltung in a Hundred Merry Tales' [invited paper] 

 Durham: University of Durham, 'The Dynamics of Exemption: Gang Ethos in Literature and Film' Symposium (September 2013): 'Robin Hood's Rules: Gang-culture in Early Modern Outlaw-Tales?' [invited paper] 

 Harlaxton: Harlaxton Hall, 30th Harlaxton Medieval Symposium (July 2013): 'Cultures in Confrontation in a Thirteenth-Century Multilingual English Anthology (BL MS Harley 978)’ [invited paper] 

 Reading: University of Reading, Conference on Medieval Marriage (March 2013) – ‘Marriage vs Courtly Love’ [keynote lecture] 

 Toronto: University of Toronto (September 2012) – ‘Devils in Silk: Using and Abusing the Law in Late Medieval Culture’ [invited lecture] 

 Montreal: McGill University (September 2012) – ‘Devils in Silk: Using and Abusing the Law in Late Medieval Culture’ [invited lecture] 

 Montreal: Concordia University (September 2012) – ‘Medieval Romance Mischief’ [invited lecture] 

 Ottawa: Carleton University (September 2012) – ‘Devils in Silk: Using and Abusing the Law in Late Medieval Culture’ [invited lecture] 

 Wolfville, Nova Scotia: Fifth Annual Conference of the Atlantic Mediaeval Association, Acadia University (September 2012) – ‘Yes and No? Contraries in Medieval Culture’ [keynote lecture] 

 Halifax, Nova Scotia: Dalhousie University (September 2012) – ‘Medieval Romance Mischief’ [invited lecture] 

 Portland, Oregon: New Chaucer Society Conference (July 2012) – ‘Chaucer, Holcot and the Stars’ [conference paper] 

 Oxford: St Hugh’s College (March 2012): ‘Medieval Romance in Britain’ Conference – ‘The Werewolf of Wicklow: Shape-Shifting and Colonial Identity in the Lay of Melion’ [conference paper] 

 Oxford: Oxford University Faculty of English (February 2012) – ‘Devils in Silk: Using and Abusing the Law in Late Medieval Culture’ [invited lecture] 

 Durham: University of Durham, Institute for Medieval and Renaissance Studies (February 2012) – ‘Devils in Silk: Using and Abusing the Law in Late Medieval Culture’ [invited lecture] 

 Göttingen: Georg-August-Universität, Seminar für Romanische Philologie (December 2011) – ‘Hans Walther, Das Streitgedicht and Anglo-American Medievalism’ [invited paper] 

 Dublin: University College Dublin, Mícheál Ó Cléirigh Institute (November 2011) – ‘The Devil’s Advocacies in Medieval Culture’ [invited lecture] 

 Manchester: Medieval Society (October 2011) – ‘Chaucer, Holcot and “Scientific Thinking” in the Fourteenth Century’ [invited lecture] 

 Berlin: FU Berlin, Institute for English Philology (February 2011) – ‘Chaucer’s Fathers’ [invited lecture] 

 Durham: Society for the Study of Medieval Languages and Literature/Medium Ævum: 'Medieval Library' Conference (November 2010) – ‘The Circulation and Reception of the Visio Philiberti’ [conference paper] 

 Durham: University of Durham, Institute for Medieval and Renaissance Studies (October 2010) – ‘Sic et Non? Contraries in Medieval Culture’ [invited lecture] 

 Durham: ‘Ordered Universe’ Research Group Colloquium (August 2010) – ‘Robert Grosseteste: Science, Language and Identity’ [colloquium paper] 

 Durham: ‘Ordered Universe’ Research Group Colloquium (July 2010) – ‘Literary Language and Scientific Assumptions’ [colloquium paper] 

 Kalamazoo, Michigan: International Medieval Congress (May 2010) – ‘Chaucer’s Children’ [conference paper] 

 Swansea: New Chaucer Society Conference (July 2008) – ‘Chaucer and the jeux-partis’ [conference paper] 

 Newton, Powys: Gregynog Hall, University of Wales Conference Centre: Sixth International Lawman Conference (July 2008) – ‘La3amon and Epic’ [keynote lecture] 

 St Andrews: ‘Medieval Romance in Britain’ Conference (March 2008) – ‘Lies, Romance and Irony in Hugh of Rhuddlan and Walter Map’ [conference paper] 

 York: ‘Medieval Romance in England’ Conference (April 2006) – 'The Fairies in the Fountain: Promiscuous Liaisons?' [conference paper] 

 Dublin: Trinity College Dublin: ‘Quid Sit Amor’ Conference (September 2002) – ‘”Nat that I chalange any thyng of right”: Love, Loyalty and Legality in the Franklin's Tale’ [colloquium paper] 

 Boulder, Colorado: New Chaucer Society Conference (July 2002) – ‘”Swych love of frendes regneth al this town”: The Fortunes of Friendship in Chaucer’ [panel paper] 

 Durham: ‘Medieval Romance in England’ Conference (April 2002) – ‘”Therof seyus clerkus”: Slander, Rape and Sir Gowther’ [conference paper] 

 Belfast: Queen’s College: ‘Imagining the Book’ Conference (April 2001) – ‘Imagining a medieval book: the case of X, a lost thirteenth-century vernacular miscellany’ [conference paper] 

 Cambridge: University of Cambridge, Faculty of English (January 2001) – ‘The Battle of Shrovetide: Carnival versus Lent in the late medieval conflictus’ [invited lecture] 

 London: British Academy: Postdoctoral Fellows’ Research Symposium (March 1998) – ‘Medieval Debate-Poetry: Genre, Tradition, Context’ [colloquium paper] 

 Oxford: University of Oxford, Faculty of English (February 1996) – ‘Odious Comparisons: John Lydgate’s Debate-Poetry’ [invited lecture] 

 Cambridge: University of Cambridge, Faculty of English (January 1995) – ‘Jesus College, Oxford, MS 29: its Texts and its Readers’ [invited lecture] 

 'Richard Bury and his Circle': paper session at the New Chaucer Society Conference, London, July 2016 

 'Chaucerian Debate and Dialogue': panel session at the New Chaucer Society Conference, London, July 2016 

 'Chaucer the Clerk': paper session at the New Chaucer Society Conference, Glasgow, July 2004 

 'Medieval Romance': organiser of the 9th Biennial Conference: Newman House, University College Dublin, 22nd-23rd April, 2004