Harry Hall, president of Aberfoyle Metal Treaters Ltd., Guelph, Ontario, Canada, has been elected president of the Metal Treating Institute (MTI). Mr. Hall previously served in all elected offices of the Institute and remains active in other metals-related organizations. He began his metalworking career with SKF Bearing Co., McDonnell-Douglas Aircraft and Toronto Iron Works. He founded Aberfoyle Metal Treaters in 1989.