In his State of the Union Address, President Obama described the key role math and science education is going to play in the nation's future, as part of a competitive global economy. He says he's prepared to take steps so the nation won't fall behind. For more, we're joined now by one of the nation's top science educators. Shirley Ann Jackson, President of the Rensselaer Polytechnic Institute in Troy, New York and she joins us from Davos, Switzerland ? site of the World Economic Forum.