More than 60 big-name scientists have charged the Bush administration with manipulating science to suit its political agenda. The administration says its decisions are based on the best available science. We'll talk about it with the current and former presidential science advisors.
*Science advisor to George W. Bush
*Director, Office of Science and Technology Policy
*Former director, National Science Foundation
*Science advisor to former President Bill Clinton
*Former director, Office of Science and Technology Policy (from 1998-2001)
*University professor, Department of Physics and Astronomy
*Senior fellow of the James A. Baker III Institute for Public Policy at Rice University