Science Advisor to the President Science Advisor to the President The Science Advisor to the President is an individual charged with providing advisory opinions and analysis on science and technology matters to the President of the United States. The first Science Advisor, Vannevar Bush, chairman of the Office of Scientific Research and Development, served Presidents Franklin Delano Roosevelt and Harry S. Truman from 1941 to 1951. President Truman created the President's Science Advisory Committee in 1951, establishing the chairman of this committee as the President's Science Advisor. This committee continued under Presidents Dwight D. Eisenhower, John F. Kennedy, Lyndon B. Johnson, and Richard M. Nixon
Bin Ladin Determined To Strike in US a select group of senior officials. On August 6, 2001, the Central Intelligence Agency delivered a President's Daily Brief to President Bush, who was vacationing at his ranch in Crawford, Texas. President Bush did not appear to take particular interest in what he had been told, telling his CIA briefer: "All right. You've covered your ass, now." The existence of the memo was secret until it was leaked in 2002. "CBS Evening News" reported on the document on May 15. The PDB was declassified and approved for release to the 9/11 Commission on April 10, 2004, and reported in the