Margaret McGuckin has been the public face of the campaign for victims of historical institutional child sex abuse.
But, privately there is a reason for her involvement - her brother Kevin.
The 62-year-old still lives in care. He has a learning difficulty, which Ms McGuckin believes is directly related to what he suffered as a child.
Their mother left home when they were children, leaving their father to look after them.
https://www.bbc.com/news/uk-northern-ireland-38682537
https://www.bbc.com/news/uk-northern-ireland-38682537