John N. Spencer

Mr. Spencer joined the Board in March 2010. Mr. Spencer is a Certified Public Accountant and was a Partner of Ernst & Young LLP where he spent more than 38 years. During a portion of his Ernst & Young career he served as the partner in charge of the Firm’s life sciences practice for the southeastern United States. Mr. Spencer also serves on the Boards of Directors of GeoVax Labs, Inc., a NASDAQ publicly traded vaccine development company, and of a privately owned medical device company. He has also served on the Boards of Directors of a number of other medical technology companies and serves as a financial consultant to various companies primarily with respect to financial accounting and reporting matters. Mr. Spencer has a BS degree from Syracuse University and an MBA from Babson College. He also attended the Harvard Business School Advanced Management Program.