The Irish Penal Reform Trust says it's "gravely concerned" by a damning report into the suicide of a prisoner at Mountjoy last year.
The Inspector of Prisons has highlighted failures in the care of an inmate who took his own life in April 2013.
Even though he had threatened to harm himself, he was not checked every fifteen minutes while in a special observation cell.
Executive Director of the I-P-R-T is Deirdre Malone:
