Tá an Dr John Walsh ina Ollamh Comhlach le Gaeilge i Scoil na dTeangacha, na Litríochtaí agus na gCultúr, Ollscoil na Gaillimhe. Ó 2010, tá taighde á dhéanamh aige faoi ‘nuachainteoirí’ teangacha mionlaithe. Tá saineolas aige chomh maith ar an mbeartas teanga, ar na meáin mhionteanga, ar an ilteangachas, ar theanga agus gnéasúlacht, ar theanga agus forbairt shocheacnamaíoch agus ar chartlanna na Gaeilge. Dhein an Dr Walsh PhD in Ollscoil Chathair Bhaile Átha Cliath (DCU) faoi thionchar na Gaeilge ar fhorbairt shocheacnamaíoch na hÉireann (2006). Tá MA sa Chaidreamh Idirnáisiúnta (Socheolaíocht, Dlí, Eacnamaíocht Pholaitiúil) aige ó DCU chomh maith (1999), agus BA sa Ghaeilge agus sa Bhreatnais (1992) ó Choláiste na hOllscoile, Baile Átha Cliath.

Ó 2023-2025, d'oibrigh an Dr Walsh ag leibhéal sinsearach le Foras na Gaeilge, an eagraíocht uile-oileáin chun an Ghaeilge a chur chun cinn. Chaith sé dhá thréimhse mar Leas-Déan i gColáiste na nDán, na nEolaíochtaí Sóisialta agus an Léinn Cheiltigh (Comhionannas, Éagsúlacht, Cuimsiú agus Daoine ó 2021-2023 agus Taighde ó 2012-2015). Roimh dó teacht go Gaillimh in 2005, d'oibrigh an Dr Walsh mar léachtóir Gaeilge in Ollscoil Chathair Bhaile Átha Cliath, mar eagarthóir nuachta leis an mBiúró Eorpach do Theangacha Neamhfhorleathana sa Bhruiséil, mar iriseoir foirne leis na craoltóirí poiblí RTÉ agus TG4, mar shaoririseoir leis na meáin phoiblí Bhreatnaise BBC Radio Cymru agus S4C agus mar thuairisceoir leis an raidió neamhspleách áitiúil agus náisiúnta. Is craoltóir deonach é leis an raidió pobail campais Flirt FM. 

Chomh maith le Gaeilge agus Béarla, tá líofacht aige sa Bhreatnais agus sa Spáinnis agus tá eolas maith aige ar Fhraincis, Catalóinis agus Gailísis. 
----------------------------------------------------------------------
Dr John Walsh is an Associate Professor of Irish at the School of Languages, Literatures and Cultures, University of Galway. Since 2010, he has been researching ‘new speakers’ of minoritised languages. Other areas of expertise are language policy, minority language media, multilingualism, language and sexuality, language and socioeconomic development and Irish language archives.

From 2023-2025, Dr Walsh worked at a senior level with Foras na Gaeilge, the all-island agency for the promotion of Irish. He spent two periods as Vice-Dean in the College of Arts, Social Sciences and Celtic Studies (Equality, Diversity, Inclusion and People from 2021-2023 and Research from 2012-2015). Dr Walsh’s PhD on the influence of the Irish language on Ireland's socio-economic development was awarded by Dublin City University (2006). He holds an MA in International Relations (Sociology, Law, Political Economy), also from DCU (1999), and a BA in Irish and Welsh (1992) from University College Dublin.

Before coming to the University of Galway in 2025, Dr Walsh worked as a lecturer in Irish at Dublin City University, as a news editor for the European Bureau for Lesser Used Languages in Brussels, as a staff journalist with national public broadcasters RTÉ and TG4, as a freelance journalist with Welsh-language public media BBC Radio Cymru and S4C and as a reporter with local and national independent radio. He continues to broadcast on campus community radio station Flirt FM.

As well as Irish and English, he speaks Welsh and Spanish fluently and has a good knowledge of French, Catalan and Galician. 

Sochtheangeolaíocht na Gaeilge, athneartú teangacha, beartas teanga, ilteangachas, teanga agus forbairt shocheacnamaíoch, teangacha agus gnéasúlacht, na meáin mhionteanga, stair na meán craolta, meáin phobail agus mhalartacha, cartlanna na meán.

Sociolinguistics of Irish, language revitalisation, language policy, multilingualism, language and socio-economic development, languages and sexuality, minority language media, history of broadcast media, community and alternative media, media archives.