judge Joseph O'Riordan found guilty of conspiracy to murder his wife . Court heard what happened after he admitted her affair with the postman . Amanda ##man , 47 , in extra - marital relationship with married Nick Gunn . Postman Mr Gunn , 41 , had previous affair with her on his rounds .
Councillor Joseph O'Riordan found guilty of attempting to murder his wife . Court heard attack occurred after he discovered her affair with the postman . Amanda O'Riordan , 47 , in extra-marital relationship with married Nick Gunn . Postman Mr Gunn , 41 , had previous affairs with women on his rounds .