SANTA CLARA, Calif.--(BUSINESS WIRE)--April 19, 2006--Affymetrix Inc. (Nasdaq:AFFX - News) announced today that President and Director, Susan E. Siegel, is transitioning from her current role and will continue with the company as President Emeritus, serving as an advisor and reporting to Stephen P.A. Fodor, Ph.D., founder, chairman and CEO. Effective immediately, Thane Kreiner, Ph.D., has been named Senior Vice President of Marketing and Sales, reporting to the CEO.
