Safi R. Bahcall, Ph.D.
Director, President and Chief Executive Officer

Michael P. Bailey
Senior Vice President and Chief Commercial Officer

James Barsoum, Ph.D.
Senior Vice President, Research

Jeremy G. Chadwick, Ph.D.
Senior Vice President, Program Management and Clinical Operations

Eric Jacobson, M.D.
Senior Vice President, Clinical Research and Regulatory Affairs
Chief Medical Officer

Keizo Koya, Ph.D.
Senior Vice President, Drug Development

Suresh R. Babu, Ph.D.
Vice President, Drug Product Development

Keith S. Ehrlich, C.P.A
Vice President, Finance and Administration
Chief Financial Officer

Rob Kloppenburg
Vice President, Investor Relations and Corporate Communications

Arthur J. McMahon
Vice President, Human Resources

Wendy E. Rieder, Esq.
Vice President, Intellectual Property and Legal Affairs
General Counsel

Andrew J. Sonderfan, Ph.D., DABT
Vice President, Preclinical Safety Assessment

Lijun Sun, Ph.D.
Vice President, Chemistry

Anthony Williams, MD, FRCP
Vice President, Clinical Research

David Noskowitz
Senior Director, Regulatory Affairs and Quality Assurance

Mary C. Drummond
Senior Director, Oncology Commercial Development

Keith R. Gollust
Director and Chairman

Safi R. Bahcall, Ph.D.
Director, President and Chief Executive Officer

Lan Bo Chen, Ph.D.
Director, Scientific Founder, and Chairman of the Scientific Advisory Board

Bruce Kovner
Director

William S. Reardon, C.P.A.
Director

Robert N. Wilson
Director

Lan Bo Chen, Ph.D.
Director, Scientific Founder, and Chairman of the Scientific Advisory Board

Sir James W. Black, O.M., F.R.S.
Scientific Advisor

Nir Hacohen, Ph.D.
Scientific Advisor

Jean-Pierre Kinet, M.D.
Scientific Advisor

Christopher J. Logothetis, M.D.
Scientific Advisor

Mace L. Rothenberg, M.D.
Scientific Advisor

Daniel D. Von Hoff, M.D., F.A.C.P.
Scientific Advisor

Bruce R. Zetter, Ph.D.
Scientific Advisor