The Home Scar is Kathleen MacMahon's fourth novel. Her debut, This is How it Ends, spent five weeks at the top of the bestseller lists in Ireland, and was a Richard and Judy Book Club choice in the UK. It was followed by The Long, Hot Summer, also a bestseller in Ireland, and Nothing But Blue Sky, which was nominated for the Women's Prize for Fiction in 2021. Kathleen is a former radio and television journalist with Ireland's national broadcaster, RTÉ, and she lives in Dublin with her family.