Mr. Diggs was first elected a Trustee on March 21, 2011, and was appointed the non-executive Chairman of the Board on May 18, 2022. He is also a director of Allegheny Technologies, Inc. and Arboreta Healthcare, Inc.
From 1997 until his retirement in June 2010, Mr. Diggs served as Senior Vice President and General Counsel of PPG Industries, Inc., a producer of coatings and glass products. From 2004 to September 2009, Mr. Diggs also served as Corporate Secretary of PPG Industries, Inc. Prior to joining PPG, Mr. Diggs was a Vice President and Assistant General Counsel of TRW Inc. and a former Assistant U.S. Attorney for the U.S. Department of Justice in Cleveland.
Mr. Diggs holds both his bachelor’s degree and his J.D. from Case Western Reserve University.