Add the judge who wrote the opinion

Error²Federal courts, Illinois courts21st and 22nd editions

A parenthetical marking an opinion as separate, dissenting or concurring also names the judge who wrote it, because one World Court judgment usually carries several such opinions.¹

1. 1R. 21.5.1 The International Court of Justice and the Permanent Court of International Justice.
2. 2An error: the rule in note 1 allows one form, and this is not it.