Gerard O'Brien (59) was convicted of sexually abusing six young men when he was a teacher 30 years ago

Gerard O’Brien (59) was convicted last December of one count of attempted anal rape and eight counts of sexual assault in relation to six victims.

Minister for Justice Helen McEntee confirmed Gerard O'Brien conveyed his resignation on Saturday

Gerard O’Brien (59) was found guilty of sexual abuse which took place almost 30 years ago