Deborah Hayden
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dhaydenceltic.bsky.social
Deborah Hayden
@dhaydenceltic.bsky.social
1.3K followers 520 following 120 posts
Professor of Celtic Studies & Head of the Department of Early Irish at Maynooth University. History of medicine & linguistics; early Irish literature; manuscripts; #Gaeilge
https://www.maynoothuniversity.ie/faculty-arts-humanities/our-people/deborah-hayden
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dhaydenceltic.bsky.social
Lovely to see this piece about Benedetta D’Antuono @ceilteachomn.bsky.social, who received the Postgraduate Research Excellence Award for the Faculty of Arts & Humanities @maynoothuniversity.ie this year! It's such a joy to supervise her work 😊 🎉👏

www.maynoothuniversity.ie/graduate-res...
November 25, 2025 at 11:31 AM
dhaydenceltic.bsky.social
The LEIGHEAS project Irish Medical Manuscript of the Month for November 2025 is Maynooth, @mulibrary.bsky.social MS C110, containing an Irish translation of Arnaldus de Villanova’s Speculum medicinae completed in Rosscarbery, Co. Cork on 15 May 1414:

leigheas.maynoothuniversity.ie/leigheas-man...
November 6, 2025 at 5:24 PM
dhaydenceltic.bsky.social
Huge congratulations to all 4 of our MA in Medieval Irish Studies graduates @maynoothuniversity.ie today! Pictured here w/ Jenna Devanney, who wrote a fantastic thesis on ‘Anatomical Theories, Associated Pathologies & Osteoarchaeological Evidence for Trepanation in Early Ireland’. Well done all 👏🥳🎉
October 30, 2025 at 6:05 PM
dhaydenceltic.bsky.social
HUGE congratulations to Tiago & Benedetta on these tremendous achievements - we’re so lucky to have such brilliant PhD researchers & excellent people in the Department of Early Irish @maynoothuniversity.ie! 🎉🥳👏
@tiagoovsilva.bsky.social
@researchireland.ie
October 23, 2025 at 6:43 PM
dhaydenceltic.bsky.social
The LEIGHEAS project Irish Medical Manuscript of the Month for October 2025 is Dublin, TCD MS 1323 (H.3.4), containing materia medica, texts on the medicinal virtues of feverfew and whiskey, marginal notes in ogham and this very cool letter ‘H’:

leigheas.maynoothuniversity.ie/leigheas-man...
October 14, 2025 at 1:05 PM
dhaydenceltic.bsky.social
The LEIGHEAS project @ceilteachomn.bsky.social is thrilled to welcome Dr Jo Wolf to our awesome team of Research Affiliates! Jo is the Wrixon Fellow in Early & Medieval Irish at UCC, working on a study of the Justinianic Pandemic in Britain and Ireland:
leigheas.maynoothuniversity.ie/leigheas-team/
October 1, 2025 at 3:39 PM
dhaydenceltic.bsky.social
For the September 2025 LEIGHEAS project Irish Medical Manuscript of the Month, the excellent @siobhbar.bsky.social looks at Dublin, @ria.ie MS 23 P 10 iii, containing a compilation of texts on fevers and many beautiful illuminations. Read more here! 👇📜

leigheas.maynoothuniversity.ie/leigheas-man...
September 13, 2025 at 2:39 PM
dhaydenceltic.bsky.social
The LEIGHEAS project Irish Medical Manuscript of the Month for August 2025 is Dublin, @ria.ie MS 24 P 15, containing Irish versions of Petrus de Argellata’s surgical text and the works of Bernard of Gordon. Read more here! 👇 📜

leigheas.maynoothuniversity.ie/leigheas-man...

@siobhbar.bsky.social
August 21, 2025 at 11:06 AM
dhaydenceltic.bsky.social
The LEIGHEAS project Irish Medical Manuscript of the Month for July 2025 is Dublin, @ria.ie MS 23 N 29. It consists of 23 paper fragments, one of which is a portion of the sole surviving prosimetrical remedy collection in Irish. Read more here! 👇

leigheas.maynoothuniversity.ie/leigheas-man...
July 7, 2025 at 11:55 AM
dhaydenceltic.bsky.social
It’s Open Day @maynoothuniversity.ie today - come chat with me & the excellent Truc Ha Nguyen about all the cool things you can do with a degree in Medieval Celtic Studies @ceilteachomn.bsky.social! 📚
June 28, 2025 at 12:08 PM
dhaydenceltic.bsky.social
The LEIGHEAS project Medical Manuscript of the Month for June 2025 is London, British Library MS Add. 15582, completed in Co. Mayo, Ireland in 1563 & then brought to Scotland. It contains texts on regimen, cautery & this image of a ‘Phlebotomy Man’:

leigheas.maynoothuniversity.ie/leigheas-man...
June 23, 2025 at 11:09 AM
dhaydenceltic.bsky.social
We're hiring @ceilteachomn.bsky.social! Seeking a Lecturer/Assistant Professor for the Department of Early Irish and programme in Irish Cultural Heritage @maynoothuniversity.ie next year. Deadline 25 June 2025. More info here:

my.corehr.com/pls/nuimrecr...
May 30, 2025 at 9:43 AM
dhaydenceltic.bsky.social
The LEIGHEAS project Medical Manuscript of the Month for May 2025 is Edinburgh, NLS Adv. MS 72.1.4 (‘Neil MacBeath’s Psalter’), containing a copy of Psalm 118 followed by medical definitions and aphorisms in Latin with Irish translations:

leigheas.maynoothuniversity.ie/leigheas-man...
May 24, 2025 at 4:15 PM
dhaydenceltic.bsky.social
Still a few days left to register for the ‘Medical Words/Medical Worlds’ workshop at Fitzwilliam College, University of Cambridge on 5-6 June, exploring medieval medical lexicography, translation & texts in Irish, Welsh, German, French & English. Join us!

ahi.maynoothuniversity.ie/mind-materia...
May 19, 2025 at 8:12 AM
dhaydenceltic.bsky.social
Such a joy to see this out in the world at last - and now available fully #OpenAccess from @brepols.net!

Huge thanks to my co-editor @sarahbaccianti.bsky.social, all our contributors, & @researchireland.ie for making this project possible against all odds 🎉🥂

www.brepolsonline.net/action/showB...
May 14, 2025 at 7:41 AM
dhaydenceltic.bsky.social
Really looking forward to bringing the @researchireland.ie LEIGHEAS project to Oslo next week for this fantastic workshop – I’ll be talking about Old Irish healing texts, early English books of private prayer, late-medieval Irish medical manuscripts & the modern reception of early Irish medicine!
May 9, 2025 at 10:56 AM
dhaydenceltic.bsky.social
The bright side of jet lag this week 🌅
April 24, 2025 at 11:43 AM
dhaydenceltic.bsky.social
For more on Irish medical manuscripts from Kildare, the home of the @researchireland.bsky.social LEIGHEAS project @maynoothuniversity.ie @muahi.bsky.social, see also our earlier blog here:

leigheas.maynoothuniversity.ie/irish-medica...
April 16, 2025 at 8:44 PM
dhaydenceltic.bsky.social
The LEIGHEAS project Irish Medical Manuscript of the Month for April 2025, brought to you by the excellent @siobhbar.bsky.social, is Dublin, @nlireland.bsky.social MS G8, a ‘pocket-size medical encyclopaedia’ with a Kildare connection: 📜

leigheas.maynoothuniversity.ie/leigheas-man...
April 16, 2025 at 8:44 PM
dhaydenceltic.bsky.social
The LEIGHEAS project @maynoothuniversity.ie @muahi.bsky.social is thrilled to be co-hosting this workshop in Cambridge next June with the excellent eDIL: Dictionary of the Irish Language team! Links to the programme, abstracts and registration now live:

ahi.maynoothuniversity.ie/mind-materia...
April 4, 2025 at 9:56 AM
dhaydenceltic.bsky.social
The website for the new Research Cluster 'Mind and Material in the Middle Ages' @maynoothuniversity.ie @muahi.bsky.social is now live! Check it out to learn about all the cool Medieval Studies research happening at Maynooth:

ahi.maynoothuniversity.ie/mind-materia...
March 27, 2025 at 10:52 AM
dhaydenceltic.bsky.social
The LEIGHEAS Medical Manuscript of the Month for March 2025 is Edinburgh University Library MS La.III.21 ('The McBeath Gaelic Medical Manuscript'). Special thanks to @pomuirch.bsky.social for giving us the opportunity to see it in person recently!

leigheas.maynoothuniversity.ie/leigheas-man...
March 23, 2025 at 4:09 PM
dhaydenceltic.bsky.social
@sarahbaccianti.bsky.social and I may be in the throes of indexing one whopper of an edited volume today, but just *look* at this gorgeous list of manuscripts 😍

Exciting things coming soon for fans of medieval medicine! 📖📜🎉

www.brepols.net/products/IS-...
March 21, 2025 at 10:22 AM
dhaydenceltic.bsky.social
Warmest congratulations to Dr Emer Kavanagh, who was awarded her PhD in Medieval Irish Studies @maynoothuniversity.ie today! Her research was generously supported by @researchireland.bsky.social. What an achievement!! ☺️🎉🎉🎉🍾🎓
March 19, 2025 at 6:08 PM
dhaydenceltic.bsky.social
Heading north after a lovely couple of days in this place - huge thanks to the Cambridge Group for Irish Studies for their tremendous hospitality, and to all who turned out to our talk so late on a Tuesday night! Great discussion & an excellent evening all round ☺️
March 12, 2025 at 12:42 PM