In the 1958 case of In re Sawyer, the U.S. Supreme Court examined whether a lawyer's public criticism of ongoing court proceedings constituted unprofessional conduct that warranted disbarment. The attorney in question, Marion S. Sawyer, had publicly criticized a federal judge and his handling of two cases related to alleged communist activities during the McCarthy era. She was subsequently suspended from practicing law for six months by her local bar association on grounds of professional misconduct. The Supreme Court ruled in favor of Sawyer with a 5-4 decision stating that while lawyers are subject to certain restrictions regarding their speech about ongoing litigation due to their unique role within the justice system, these limitations do not extend so far as to prohibit all critical commentary on judicial actions or performance. The majority opinion held that only statements shown beyond reasonable doubt to be false and made with reckless disregard for truth can justify disciplinary action against an attorney. This ruling established important precedent concerning freedom of speech rights for attorneys and set boundaries regarding what constitutes acceptable critique versus professional misconduct within legal practice.

In the dissenting opinion for In re Sawyer, Justice Hugo Black argued that the majority's decision to disbar a lawyer based on her public comments about an ongoing trial was a violation of free speech. He contended that lawyers should not be stripped of their First Amendment rights simply because they are involved in court proceedings. Furthermore, he disagreed with the majority's assertion that such comments could potentially influence jurors and disrupt court proceedings, stating there was no concrete evidence to support this claim. Instead, he believed it was more important to uphold freedom of expression and open discussion about judicial matters as these were fundamental principles underpinning American democracy.