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
Secretary-General to the President Provisional Governments of Michael Collins and W. T. Cosgrave (January–December 1922) McDunphy, like the Presidential Commission, was originally based in Dublin Castle until a new presidential residence was chosen. He moved into the new Áras an Uachtaráin (formerly the Viceregal Lodge) in June 1938. McDunphy proved to be a difficult and complex Secretary to the President. A passionate believer in structure, he spent his period in office creating numerous rules and regulations. While the first president, the politically inexperienced Douglas Hyde accepted his rules automatically, his successor, the more politically experienced former Tánaiste, Seán T. O'Kelly, who became president in