The man known as the Tinder rapist is due to be sentenced next month for his crimes.
Patrick Nevin pleaded guilty last week to a number of sexual assaults on women he met using the Tinder dating app.
He is already serving a prison sentence for a similar attack.
Nicola Tallant, investigations editor of the Sunday World, joined us to explain the disturbing story that has emerged about Patrick Nevin's past.
Fine Gael Senator Catherine Noone also told us how she is calling for a ban on convicted sex offenders using dating apps.
To catch the full chat press the play button on the image on the top of the screen