Micheรกl ร Muircheartaigh was born in 1930 in Dรบn Sรญon, near Dingle, Co. Kerry. He was educted in the Presentation Convent and the Christian Brothers School in Dingle, at Colรกiste รosagรกin in Baile Bhรบirne, Co. Cork, and at UCD. He was a primary and secondary school teacher for many years. Besides his renowned work as a radio commentator, he has long been a champion of the Irish language. He and his wife, Helena, live in Dublin. His memoir, From Dรบn Sion to Croke Park, was the best selling hardback book in Ireland in 2004.