Dr Julian Haseldine

Senior Lecturer in Medieval History/ Admissions Tutor, Histories

Faculty of Arts, Cultures and Education


01482 465600

Julian Haseldine specialises in the cultural and political history of the Middle Ages.

His research focuses on the letters and letter collections of the 12th-Century Renaissance in France and England, and in particular on friendship and its role in social and political networking.

Julian is currently working on a book on friendship, letters and political networking in the 12th century.

He joined the University in 1998, having previously held research fellowships at the Universities of Oxford and Sheffield. He did his BA at St Peter's College, Oxford, and his PhD at Gonville and Caius College, Cambridge.


Research Interests

  • Medieval cultural and political history

  • Friendship and friendship networks

  • Epistolography


Haseldine J (ed and trans),The Letters of Peter of Celle, Oxford Medieval Texts, Oxford, OUP (2001)

Haseldine J, ‘Friendship, Intimacy and Corporate Networking in the Twelfth Century: The Politics of Friendship in the Letters of Peter the Venerable', English Historical Review, 126, pp 251-280 (2011)

Haseldine J, ‘Affectionate Terms of Address in Twelfth-Century Latin Epistolography. A comparative Study of the Letters of Bernard of Clairvaux, Peter the Venerable, and Peter of Celle’, The Journal of Medieval Latin, 23, pp 201-254 (2013)

Haseldine J, ‘Friendship Networks in Medieval Europe: New models of a political relationship', Amity. The Journal of Friendship Studies, 1, pp 67-86 (2013)

Haseldine J, ‘Friends or amici? Amicitia and monastic letter-writng in the twelfth century', in B. Descharmes, E.A. Heuser, C. Krüger, T. Loy (eds), Varieties of Friendship: Interdisciplinary perspectives on social relationships, Freunde-Gönner-Getreue 1, pp 43-58, V&R Unipress, Göttingen (2011)


Programmes taught on (2019)

Modules list


  • The Medieval World, a first-year module.

  • Emperors, Vikings, Scholars: The Transformation of 'barbarian' Europe 750-1000, a second year option

  • Heresy, Monasticism and Religious Revolution in the Central Middle Ages, a third year Special Subject


  • Research Project Management for Historians

Research PhDs

Dr Haseldine is happy to supervise research on the religious and cultural history of the European Middle Ages, including the history of monasticism, and studies of friendship, friendship networks and other aspects of medieval social and political networking.

Completed PhDs

  • Ian Stuart Sharp, The Monster Churches of Beverley, Ripon and Southwell 1066-1300: a comparative study, Hull (2010)

Current PhD supervisions 

  • Hollie Devanney, The inclusion of women in the male élite friendship networks of the twelfth century

Teaching awards and accolades

  • Fellow of the Higher Education Academy

Professional highlights

Academic qualifications

  • BA Hons, First Class, University of Oxford, 1988

  • PhD, University of Cambridge, 1992

External roles

  • Lincoln Record Society, Council member.

  • History of Lincolnshire Committee.

Awards and accolades

  • British Academy International Collaborative Activities: Networks Scheme. Title of project: Medieval Friendship Networks, 2005-09