Valerie Jarrett, senior advisor and assistant to the president for Public Engagement and Intergovernmental Affairs for the Obama administration, speaks at a Women's History Month event at NASA Headquarters, Wednesday, March 16, 2011 in Washington. The event entitled Women Inspiring the Next Generation to Reveal the Unknown is a joint venture with NASA and the White House Council on Women and Girls. Photo Credit: (NASA/Carla Cioffi) NASA Identifier: nasahqphoto-5532524593