Deborah Hayden
@dhaydenceltic.bsky.social
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
https://www.maynoothuniversity.ie/faculty-arts-humanities/our-people/deborah-hayden
Pinned
Deborah Hayden
@dhaydenceltic.bsky.social
· May 14
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...
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...
Reposted by Deborah Hayden
In the past two days, the Maynooth Early Irish postgraduate students organised the *Widame Conference for Postgraduate Scholars in Celtic Studies @ceilteachomn.bsky.social @maynoothuniversity.ie @muahi.bsky.social. We had the pleasure to welcome speakers from universities in six countries.
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November 8, 2025 at 4:38 PM
In the past two days, the Maynooth Early Irish postgraduate students organised the *Widame Conference for Postgraduate Scholars in Celtic Studies @ceilteachomn.bsky.social @maynoothuniversity.ie @muahi.bsky.social. We had the pleasure to welcome speakers from universities in six countries.
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Reposted by Deborah Hayden
Léacht reachtúil na Scoile do 2025
SCS Statutory Lecture for 2025
Gregory Toner, QUB
The historian at work in Lebor Gabála
Friday 14 November
UCD, Theatre R, Newman Building
Mar chuid de Thionól 2025 / Part of Tionól 2025
www.dias.ie/2025/10/22/t...
#DIASdiscovers
@dias.ie
SCS Statutory Lecture for 2025
Gregory Toner, QUB
The historian at work in Lebor Gabála
Friday 14 November
UCD, Theatre R, Newman Building
Mar chuid de Thionól 2025 / Part of Tionól 2025
www.dias.ie/2025/10/22/t...
#DIASdiscovers
@dias.ie
November 7, 2025 at 10:58 AM
Léacht reachtúil na Scoile do 2025
SCS Statutory Lecture for 2025
Gregory Toner, QUB
The historian at work in Lebor Gabála
Friday 14 November
UCD, Theatre R, Newman Building
Mar chuid de Thionól 2025 / Part of Tionól 2025
www.dias.ie/2025/10/22/t...
#DIASdiscovers
@dias.ie
SCS Statutory Lecture for 2025
Gregory Toner, QUB
The historian at work in Lebor Gabála
Friday 14 November
UCD, Theatre R, Newman Building
Mar chuid de Thionól 2025 / Part of Tionól 2025
www.dias.ie/2025/10/22/t...
#DIASdiscovers
@dias.ie
Reposted by Deborah Hayden
Read all about our oldest Gaelic manuscript held in the Russell Library @stpatsmaynooth.bsky.social as part of the LEIGHEAS project @maynoothuniversity.ie 📜
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...
leigheas.maynoothuniversity.ie/leigheas-man...
November 6, 2025 at 5:27 PM
Read all about our oldest Gaelic manuscript held in the Russell Library @stpatsmaynooth.bsky.social as part of the LEIGHEAS project @maynoothuniversity.ie 📜
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...
leigheas.maynoothuniversity.ie/leigheas-man...
November 6, 2025 at 5:24 PM
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...
leigheas.maynoothuniversity.ie/leigheas-man...
Reposted by Deborah Hayden
We are now on Bluesky! Follow us for updates on our project, which will produce editions of the earliest version of Acallam na Senórach 'The Colloquy of the Ancients', the central Finn Cycle text from medieval Ireland. New software will also be developed to help in this work. 1/2
November 4, 2025 at 11:59 AM
We are now on Bluesky! Follow us for updates on our project, which will produce editions of the earliest version of Acallam na Senórach 'The Colloquy of the Ancients', the central Finn Cycle text from medieval Ireland. New software will also be developed to help in this work. 1/2
Reposted by Deborah Hayden
We are very excited to be joined on Thursday by Professor Máire Ní Mhaonaigh (University of Cambridge) for our next CMS Research Seminar: 'The Place of History in the History of Place: Constructing the Literary Landscapes of Medieval Ireland'. We can't wait! #medievalsky #skystorians
November 3, 2025 at 2:37 PM
We are very excited to be joined on Thursday by Professor Máire Ní Mhaonaigh (University of Cambridge) for our next CMS Research Seminar: 'The Place of History in the History of Place: Constructing the Literary Landscapes of Medieval Ireland'. We can't wait! #medievalsky #skystorians
Reposted by Deborah Hayden
Graduated with an MA in Medieval Irish Studies from @ceilteachomn.bsky.social today. A lovely day to finish a wonderful year. Even got to see Séamus! @mulibrarycat.bsky.social
October 30, 2025 at 9:28 PM
Graduated with an MA in Medieval Irish Studies from @ceilteachomn.bsky.social today. A lovely day to finish a wonderful year. Even got to see Séamus! @mulibrarycat.bsky.social
Reposted by Deborah Hayden
✨ #6 of 85 Things About DIAS – Celtica Volume 1
In May 1946 Celtica, the peer-reviewed journal of the DIAS School of Celtic Studies made its first appearance. Covering linguistics, literature, manuscript studies, history, law, dialect studies & onomastics
#DIASDiscovers #dias85 #85thingsaboutdias
In May 1946 Celtica, the peer-reviewed journal of the DIAS School of Celtic Studies made its first appearance. Covering linguistics, literature, manuscript studies, history, law, dialect studies & onomastics
#DIASDiscovers #dias85 #85thingsaboutdias
October 30, 2025 at 2:40 PM
✨ #6 of 85 Things About DIAS – Celtica Volume 1
In May 1946 Celtica, the peer-reviewed journal of the DIAS School of Celtic Studies made its first appearance. Covering linguistics, literature, manuscript studies, history, law, dialect studies & onomastics
#DIASDiscovers #dias85 #85thingsaboutdias
In May 1946 Celtica, the peer-reviewed journal of the DIAS School of Celtic Studies made its first appearance. Covering linguistics, literature, manuscript studies, history, law, dialect studies & onomastics
#DIASDiscovers #dias85 #85thingsaboutdias
Reposted by Deborah Hayden
Postgraduate conferrings in @maynoothuniversity.ie today:
🎆My (former) PhD student Dr Francesco Felici was officially conferred with the degree today for his thesis 🍾
"Now you're talking... Old Irish. Towards a conversational approach to teaching Old Irish".
Huge congratulations, Francesco!
🎆My (former) PhD student Dr Francesco Felici was officially conferred with the degree today for his thesis 🍾
"Now you're talking... Old Irish. Towards a conversational approach to teaching Old Irish".
Huge congratulations, Francesco!
October 30, 2025 at 4:12 PM
Postgraduate conferrings in @maynoothuniversity.ie today:
🎆My (former) PhD student Dr Francesco Felici was officially conferred with the degree today for his thesis 🍾
"Now you're talking... Old Irish. Towards a conversational approach to teaching Old Irish".
Huge congratulations, Francesco!
🎆My (former) PhD student Dr Francesco Felici was officially conferred with the degree today for his thesis 🍾
"Now you're talking... Old Irish. Towards a conversational approach to teaching Old Irish".
Huge congratulations, Francesco!
Reposted by Deborah Hayden
My MA student 🥂 Olly Dorgan-Hughes 🎆 was conferred a Master of Arts for her "New edition of Dúan in chethrachat cest and its glosses", a perplexing MIr. question poem.
Olly's dedicated research was so fantastic that she is now turning it now into an article.
Superb job @grainneoga.bsky.social!
Olly's dedicated research was so fantastic that she is now turning it now into an article.
Superb job @grainneoga.bsky.social!
October 30, 2025 at 4:17 PM
My MA student 🥂 Olly Dorgan-Hughes 🎆 was conferred a Master of Arts for her "New edition of Dúan in chethrachat cest and its glosses", a perplexing MIr. question poem.
Olly's dedicated research was so fantastic that she is now turning it now into an article.
Superb job @grainneoga.bsky.social!
Olly's dedicated research was so fantastic that she is now turning it now into an article.
Superb job @grainneoga.bsky.social!
Reposted by Deborah Hayden
Seolfar leabhar Fhionntáin, *An Ghaeilge i lár Bhéal Feirste*, Dé hAoine ag 13:00 agus stiúrfaidh sé siúlóid threoraithe i lár na cathrach Dé Sathairn ag 15:00.
Gach eolas ar shuíomh an Oireachtais: www.antoireachtas.ie/oireachtas-n...
Gach eolas ar shuíomh an Oireachtais: www.antoireachtas.ie/oireachtas-n...
October 30, 2025 at 10:29 AM
Seolfar leabhar Fhionntáin, *An Ghaeilge i lár Bhéal Feirste*, Dé hAoine ag 13:00 agus stiúrfaidh sé siúlóid threoraithe i lár na cathrach Dé Sathairn ag 15:00.
Gach eolas ar shuíomh an Oireachtais: www.antoireachtas.ie/oireachtas-n...
Gach eolas ar shuíomh an Oireachtais: www.antoireachtas.ie/oireachtas-n...
Reposted by Deborah Hayden
Beidh na mílte Gael ag triall ar Bhéal Feirste an deireadh seachtaine seo le haghaidh @oirnagaeilge.bsky.social.
Féach an físeán seo a rinne an tOllamh Fionntán de Brún i Roinn na Nua-Ghaeilge s'againne le @tuairisc.bsky.social faoi stair Ghaelach na cathrach.
tuairisc.ie/fisean-blais...
Féach an físeán seo a rinne an tOllamh Fionntán de Brún i Roinn na Nua-Ghaeilge s'againne le @tuairisc.bsky.social faoi stair Ghaelach na cathrach.
tuairisc.ie/fisean-blais...
FÍSEÁN: Blaiseadh beag de scéal na Gaeilge i mBéal Feirste d’Oireachtas na Samhna
Is é Fionntán De Brún bhur dtreoraí speisialta d’Oireachtas na Samhna i mBéal Feirste. Thug sé sinn ar thuras sinn chun blaiseadh a fháil de shaol na Gaeilge sa chathair. Agus d’éirigh leis cúpla véar...
tuairisc.ie
October 30, 2025 at 10:29 AM
Beidh na mílte Gael ag triall ar Bhéal Feirste an deireadh seachtaine seo le haghaidh @oirnagaeilge.bsky.social.
Féach an físeán seo a rinne an tOllamh Fionntán de Brún i Roinn na Nua-Ghaeilge s'againne le @tuairisc.bsky.social faoi stair Ghaelach na cathrach.
tuairisc.ie/fisean-blais...
Féach an físeán seo a rinne an tOllamh Fionntán de Brún i Roinn na Nua-Ghaeilge s'againne le @tuairisc.bsky.social faoi stair Ghaelach na cathrach.
tuairisc.ie/fisean-blais...
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
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 👏🥳🎉
Reposted by Deborah Hayden
The Societas Celtologica Europaea is now on Bluesky!
➡️ Our goal is to support the scholarly study of Celtic languages, literatures, and cultures in research and teaching and to promote cooperation among Celtic scholars.
👋 Follow us for updates on our student prizes, conferences & more!
➡️ Our goal is to support the scholarly study of Celtic languages, literatures, and cultures in research and teaching and to promote cooperation among Celtic scholars.
👋 Follow us for updates on our student prizes, conferences & more!
October 29, 2025 at 10:05 AM
The Societas Celtologica Europaea is now on Bluesky!
➡️ Our goal is to support the scholarly study of Celtic languages, literatures, and cultures in research and teaching and to promote cooperation among Celtic scholars.
👋 Follow us for updates on our student prizes, conferences & more!
➡️ Our goal is to support the scholarly study of Celtic languages, literatures, and cultures in research and teaching and to promote cooperation among Celtic scholars.
👋 Follow us for updates on our student prizes, conferences & more!
Reposted by Deborah Hayden
Duais eile ag Seán Ó Hoireabhárd de bharr a leabhair, The Medieval Irish Kings and the English Invasion. Comhghairdeachas leis!
Another prize goes to Seán Ó Hoireabhárd for his book, The Medieval Irish Kings and the English Invasion. Congratulations to him!
@hoireabhard.bsky.social
@dias.ie
Another prize goes to Seán Ó Hoireabhárd for his book, The Medieval Irish Kings and the English Invasion. Congratulations to him!
@hoireabhard.bsky.social
@dias.ie
🎉 @hoireabhard.bsky.social has been awarded the 2025 @nuimerrionsq.bsky.social Publication Prize in Irish History, for his book The Medieval Irish Kings and the English Invasion. Congratulations, Seán!
Learn more about the book here ⬇️
bit.ly/MedievalIris...
Learn more about the book here ⬇️
bit.ly/MedievalIris...
October 24, 2025 at 8:11 PM
Duais eile ag Seán Ó Hoireabhárd de bharr a leabhair, The Medieval Irish Kings and the English Invasion. Comhghairdeachas leis!
Another prize goes to Seán Ó Hoireabhárd for his book, The Medieval Irish Kings and the English Invasion. Congratulations to him!
@hoireabhard.bsky.social
@dias.ie
Another prize goes to Seán Ó Hoireabhárd for his book, The Medieval Irish Kings and the English Invasion. Congratulations to him!
@hoireabhard.bsky.social
@dias.ie
Reposted by Deborah Hayden
It is a great honour to be selected for the NUI Publication Prize for Irish History! Many thanks to everyone for their continued support
🎉 @hoireabhard.bsky.social has been awarded the 2025 @nuimerrionsq.bsky.social Publication Prize in Irish History, for his book The Medieval Irish Kings and the English Invasion. Congratulations, Seán!
Learn more about the book here ⬇️
bit.ly/MedievalIris...
Learn more about the book here ⬇️
bit.ly/MedievalIris...
October 24, 2025 at 6:32 PM
It is a great honour to be selected for the NUI Publication Prize for Irish History! Many thanks to everyone for their continued support
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
@tiagoovsilva.bsky.social
@researchireland.ie
October 23, 2025 at 6:43 PM
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
@tiagoovsilva.bsky.social
@researchireland.ie
Reposted by Deborah Hayden
Early Irish research seminar today:
Nia Wyn Jones is speaking about Trioedd Ynys Prydein, the legendary Welsh "Triads of Britain".
Nia Wyn Jones is speaking about Trioedd Ynys Prydein, the legendary Welsh "Triads of Britain".
October 23, 2025 at 4:08 PM
Early Irish research seminar today:
Nia Wyn Jones is speaking about Trioedd Ynys Prydein, the legendary Welsh "Triads of Britain".
Nia Wyn Jones is speaking about Trioedd Ynys Prydein, the legendary Welsh "Triads of Britain".
Reposted by Deborah Hayden
Clár Tionól na bliana seo!
Programme for Tionól 2025!
14-15 Samhain/November.
#DIASdiscovers
@dias.ie
www.dias.ie/celt/
Programme for Tionól 2025!
14-15 Samhain/November.
#DIASdiscovers
@dias.ie
www.dias.ie/celt/
October 22, 2025 at 9:04 AM
Clár Tionól na bliana seo!
Programme for Tionól 2025!
14-15 Samhain/November.
#DIASdiscovers
@dias.ie
www.dias.ie/celt/
Programme for Tionól 2025!
14-15 Samhain/November.
#DIASdiscovers
@dias.ie
www.dias.ie/celt/
Reposted by Deborah Hayden
Níl na moltaí do dúlagar athraithe mórán mar sin @dhaydenceltic.bsky.social @niamhwycherley.bsky.social
open.spotify.com/episode/34oG...
open.spotify.com/episode/34oG...
Medieval Medicine with Prof. Deborah Hayden
open.spotify.com
October 18, 2025 at 8:49 PM
Níl na moltaí do dúlagar athraithe mórán mar sin @dhaydenceltic.bsky.social @niamhwycherley.bsky.social
open.spotify.com/episode/34oG...
open.spotify.com/episode/34oG...
Reposted by Deborah Hayden
For more on these topics see Deborah's LEIGHEAS project website and blog @ceilteachomn.bsky.social: leigheas.maynoothuniversity.ie/lovesickness...
Lovesickness and Medieval Irish Medical Tradition – LEIGHEAS
leigheas.maynoothuniversity.ie
October 17, 2025 at 7:28 AM
For more on these topics see Deborah's LEIGHEAS project website and blog @ceilteachomn.bsky.social: leigheas.maynoothuniversity.ie/lovesickness...
Reposted by Deborah Hayden
How would be treated for a broken heart, menstrual cramps or infertility in medieval Ireland? Expert @dhaydenceltic.bsky.social takes us through the vast array of medical texts, the 11th c surge in scientific writing & evidence for drs & doctoring in the Middle Ages. open.spotify.com/episode/34oG...
Medieval Medicine with Prof. Deborah Hayden
open.spotify.com
October 17, 2025 at 7:28 AM
How would be treated for a broken heart, menstrual cramps or infertility in medieval Ireland? Expert @dhaydenceltic.bsky.social takes us through the vast array of medical texts, the 11th c surge in scientific writing & evidence for drs & doctoring in the Middle Ages. open.spotify.com/episode/34oG...
Reposted by Deborah Hayden
October 16, 2025 at 1:05 PM
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...
leigheas.maynoothuniversity.ie/leigheas-man...
October 14, 2025 at 1:05 PM
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...
leigheas.maynoothuniversity.ie/leigheas-man...
Reposted by Deborah Hayden
Assistant Professor in Irish and/or European Medieval History
Dublin City University - School of History & Geography #skystorians 🗃️www.jobs.ac.uk/job/DOY744/a...
Dublin City University - School of History & Geography #skystorians 🗃️www.jobs.ac.uk/job/DOY744/a...
Assistant Professor in Irish and/or European Medieval History at Dublin City University
Discover an exciting academic career path as a Assistant Professor in Irish and/or European Medieval History at jobs.ac.uk. Don't miss out on this job opportunity - apply today!
www.jobs.ac.uk
October 9, 2025 at 5:58 AM
Assistant Professor in Irish and/or European Medieval History
Dublin City University - School of History & Geography #skystorians 🗃️www.jobs.ac.uk/job/DOY744/a...
Dublin City University - School of History & Geography #skystorians 🗃️www.jobs.ac.uk/job/DOY744/a...