Armstrong World Industries, Inc. announced that on September 28, 2022, Larry S. McWilliams notified the board of directors of the company that he will not stand for re-election to the company's board of directors at its next annual shareholder meeting, which will take place in 2023. Mr. McWilliams will continue to serve in his current role as Chairman of the board of directors until the Company's next annual shareholder meeting.