Phillip B. Donenberg, CPA, has served as our Senior Vice President of Finance since August 2010 and Chief Financial Officer and Secretary since July 1998. Before joining our company, Mr. Donenberg was Controller of Unimed Pharmaceuticals, Inc. (currently a wholly owned subsidiary of Abbott Laboratories) from January 1995 to July 1998. Prior to Unimed Pharmaceuticals, Inc., Mr. Donenberg held similar positions with other pharmaceutical companies, including Gynex Pharmaceuticals, Inc. (currently Savient Pharmaceuticals, Inc.), Applied NeuroSolutions, Inc. (formerly Molecular Geriatrics Corporation) and Xtramedics, Inc.

Stephen M. Simes has served as our Vice Chairman, President and Chief Executive Officer and a director of our company since 1998. From 1994 to 1997, Mr. Simes was President, Chief Executive Officer and a Director of Unimed Pharmaceuticals, Inc., (currently a wholly owned subsidiary of Abbott Laboratories) a company with a product focus on infectious diseases, AIDS, endocrinology and oncology. From 1989 to 1993, Mr. Simes was Chairman, President and Chief Executive Officer of Gynex Pharmaceuticals, Inc., a company which concentrated on the AIDS, endocrinology, urology and growth disorders markets. In 1993, Gynex was acquired by Savient Pharmaceuticals Inc. (formerly Bio-Technology General Corp.), and from 1993 to 1994, Mr. Simes served as Senior Vice President and director of Savient Pharmaceuticals Inc. Mr. Simess career in the pharmaceutical industry started in 1974 with G.D. Searle & Co. (now a part of Pfizer Inc.). Mr. Simes currently serves as our designee on the board of directors of Ceregene, Inc., a privately-held biotechnology company focused on the treatment of major neurodegenerative disorders.

Michael C. Snabes, M.D., Ph.D., has served as our Senior Vice President, Medical Affairs since August 2010. Dr. Snabes also served as our Vice President of Clinical Development from April 2008 to August 2010. Prior to this, Dr. Snabes served as a medical consultant to us on clinical and regulatory matters since 2005. Before joining our company, Dr. Snabes was an Associate Professor in the Section of Reproductive Endocrinology and Infertility in the Department of Obstetrics and Gynecology at The University of Chicago Pritzker School of Medicine. From 2003 to 2004, Dr. Snabes served as Medical Advisor in Clinical Research and Development in Inflammation, Arthritis, and Pain at Pfizer, Inc., a pharmaceutical company, and from 1999 to 2003 in the same position at Pharmacia, Inc., a pharmaceutical company acquired by Pfizer, where he worked on the successful development of the COX-2 inhibitors, Celebrex and Bextra. From 1997 to 1999, Dr. Snabes served as Associate Director in Clinical Research in Womens Health at Searle/Monsanto. Dr. Snabes is an elected Fellow of the American College of Obstetrics and Gynecology, the American College of Surgeons and the American College of Endocrinology. Dr. Snabes is the author of more than 135 publications and abstracts.