Corporate Governance - Board of Directors

Roger D. Billingsley, Ph.D. has served as a member of our Board of Directors since April 2008.  Since March 2008, Dr. Billingsley has been serving as Senior Vice President, Technology and Product Development of Dole Fresh Vegetables, a division of Dole Food Company.  From June 2006 to March 2008, he served as Division Vice President of Research and Development and Scientific Affairs of Abbott Nutrition, a division of Abbott Laboratories, Inc.  From September 2004 to Jun... 

Stephen A. Block, Esq. has served as a member of our Board of Directors since March 2005.  Mr. Block served as Chief Legal Officer and Secretary of International Flavors and Fragrances Inc. (IFF),, a leading creator, manufacturer and seller of flavors and fragrances, from January 1993 until his retirement in December 2003.  He was named Senior Vice President, General Counsel and Secretary of IFF in February 2000.  During his eleven years at IFF he also led the company'... 

Mary Ann Gray, Ph.D. has served as a member of our Board of Directors since September 2010. Since 2003, Dr. Gray has served as President of Gray Strategic Advisors, LLC, which provides strategic consulting services to the biotechnology industry. From 1999 to 2003, Dr. Gray was Senior Analyst and Portfolio Manager for the Federated Kaufmann Fund. Prior to 1999, Dr. Gray led biotechnology equity research groups at Raymond James & Associates, Warburg Dillon Read, and Kidd... 

Michael E. Herman has served as a member of our Board of Directors since May 2005.  Since 2006, Mr. Herman has been serving as President of the Herman Family Trading Company. From January 1992 to December 2000, Mr. Herman was President of the Kansas City Royals Baseball Club. From January 1990 to December 1999, he was Chairman of the Finance and Investment Committee of the Kauffman Foundation and was its President from January 1985 to December 1990. From October 1974 t... 

Jay M. Short, Ph.D. has served as a member of our Board of Directors since March 2004, and since May 2008 he has also served as our Lead Independent Director.  Dr. Short is currently Executive Chairman, Chief Executive Officer and Principal of BioAtla, a protein therapeutics research and development services organization based in San Diego and Beijing.  Dr. Short also is Founder of the E.O. Wilson Biodiversity Foundation, a 501(c)(3) public charity, and served as its ... 

Christopher J. Twomey has served as a member of our Board of Directors since March 2006.  Mr. Twomey joined Biosite Incorporated, a medical diagnostics company, in March 1990 serving in various roles of increasing responsibility, and most recently serving as Senior Vice President, Finance and Chief Financial Officer until his retirement in 2007.  At Biosite he was responsible for the Finance, Human Resources, Facilities, and Information Systems departments.  From 1981 t...