Chip Somodevilla
WASHINGTON - MARCH 09: Presidential Senior Advisor David Axelrod (C) gestures to a guest before President Barack Obama signs an Executive Order reversing the U.S. government’s ban on funding stem-cell research during a ceremony in the East Room of the White House March 9, 2009 in Washington, DC. Obama also signed a Presidential Memorandum pledging that the new administration "base our public policies on the soundest science; that we appoint scientific advisors based on their credentials and experience, not their politics or ideology." (Photo by Chip Somodevilla/Getty Images)
