Lucas S. Chang, Ph.D., has been a director of our company since November 2016. Dr. Chang currently serves as a consultant to public and private companies. Dr. Chang served as Vice President, and General Counsel from January 2018 to July 2018, and Senior Vice President, and General Counsel from August 2018 to December 2023, to United Microelectronics Corporation, a semiconductor manufacturing company listed on the New York Stock Exchange and Taipei Stock Exchange. From 2016 to 2018, Dr. Chang served as vice president, general counsel to Senhwa Biosciences, Inc.. From 2006 to 2016, Dr. Chang was a senior partner at the global law firm Morgan, Lewis & Bockius LLP, which is our principal outside counsel. Dr. Chang s legal practice at Morgan Lewis focused on general corporate, cross-border investment and M&A transactions, and intellectual property. From 1995 to 2006, Dr. Chang was a partner and an associate at several other leading law firms. From 1991 to 1995, he served as a staff attorney and a patent agent at IBM Intellectual Property and Licensing Services. From 1985 to 1991, he was a research staff member and technical team leader at IBM Research Division. From 1983 to 1985, Dr. Chang served as a Senior Development Scientist at Union Carbide Corporation. Dr. Chang holds a B.S.E. in chemical engineering from National Taiwan University; a Ph.D. in chemical engineering from the University of Washington, and a J.D. from Santa Clara University School of Law. Dr. Chang s extensive experience and knowledge in legal, regulatory compliance, corporate governance, and intellectual property matters in the U.S. and Asia, as well as his scientific and technical background in the semiconductor and computer industries, provide the Board with important expertise and skills in analyzing legal and business issues affecting our operations.