Tuhia tētahi tohutoro mō tēnei wāhanga - I noho a Robertson hei rōia i te tau 1973, ā, i tohua hei QC i te tau 1988. I rongonui ia i muri i tana mahi hei kaitohutohu mo te whakawakanga o nga whakawakanga o Ingarangi o "OZ", "Gay News", te ABC Trial, "The Romans in Britain" (te whakawakanga i kawea mai e Mary Whitehouse), Randle & Pottle, te whakaekenga o Brighton
me te Matrix Churchill. I tiakina hoki e ia te kaitoi a J. S. G. Boggs mai i te whakawakanga motuhake i kawea mai e te Peeke o Ingarangi mo ana whakaahua mo te moni o Ingarangi.