Alan J. Levy, Ph.D. has been a member of our board of directors since February 2000. He has been the President, Chief Executive Officer and member of the board of directors of Vertis Neuroscience, Inc., a biotechnology company, since 1999. From 1993 to 1998, Mr. Levy was the President, Chief Executive Officer and a member of the board of directors of Heartstream, Inc., a medical device company. From 1989 to 1993, Mr. Levy was the President, Chief Operating Officer and a member of the board of directors of Heart Technology, Inc., a medical device company. From 1966 to 1989, Mr. Levy held various positions at Ethicon, a subsidiary of Johnson & Johnson Company, and was a member of the board of directors of Ethicon from 1980 to 1989. Mr. Levy received a B.S. in Chemistry from City College of New York, and a Ph.D. in Organic Chemistry from Purdue University.