Jack L. Wyszomierski has been a director since February 2004. From June 2004 to June 2009, Mr. Wyszomierski served as the Executive Vice President and Chief Financial Officer of VWR International, LLC, a supplier of laboratory supplies, equipment and supply chain solutions to the global research laboratory industry. From 1982 to 2003, Mr. Wyszomierski held positions of increasing responsibility within the finance group at Schering-Plough Corporation, a health care company, culminating with his appointment as Executive Vice President and Chief Financial Officer in 1996. Prior to joining Schering-Plough, he was responsible for capitalization planning at Joy Manufacturing Company, a producer of mining equipment, and was a management consultant at Data Resources, Inc. Mr. Wyszomierski has served: as a member of the board of directors of XOMA Corporation, a publicly-held company that discovers, develops and manufactures novel antibody therapeutics, since August 2010; as a member of the board of directors of Athersys, Inc., a publicly-held company engaged in the discovery and development of therapeutic product candidates, since June 2010; as a member of the board of directors of Solenis, LLC, a privately-held manufacturer of chemical products, since August 2014; and as a member of the board of directors of SiteOne Landscape Supply, Inc., a publicly-held company that distributes landscape supply products, since April 2016. Mr. Wyszomierski previously served as a member of the board of directors of: Unigene Laboratories, Inc., a publicly-held biopharmaceutical company, from April 2010 to July 2013; and AssuraMed Holding, Inc., a privately-held distributor of home healthcare products, from January 2011 until its acquisition by Cardinal Health Inc. in March 2013. Mr. Wyszomierski holds a M.S. in Industrial Administration and a B.S. in Administration, Management Science and Economics from Carnegie Mellon University.