Caolán Ó Coisneacháin graduated from Ulster University with a first-class BA degree in Irish Language and Literature, and later obtained a PGCE through the medium of Irish (TICO) from Queen’s University Belfast. He has spent many summers working for Gael Linn on their Gaeltacht courses in the Donegal Gaeltacht, as both a Leader (Ceannaire) and a Teacher. He has taught Irish-language courses and classes at a variety of levels for adults for a number of years. He currently teaches in Gaelscoil an Bhradáin Feasa, Co. Meath, and Scoil an Duinní­nigh, Swords, as well as teaching weekly A-Level Irish classes in An Droichead, Belfast. As a Fulbright FLTA, he will teach the Irish language and take classes at Davidson Community College, North Carolina.