When and how should a judge intervene when parties represent themselves in court?
Richard Zorza has published an article on the subject in the ABA Judges Journal, which you can link to from Zorza’s Access to Justice blog post:
U.S. Supreme Court: Turner v. Rogers, decided: 06/20/2011 (PDF from the U.S. Supreme Court. You can also find the case at Google Scholar. Type in turner v rogers.)