Chief Scientist is the most senior science position at the National Aeronautics and Space Administration (NASA). The chief scientist serves as the principal advisor to the NASA Administrator in science issues and as interface to the national and international science community, ensuring that NASA research programs are scientifically and technologically well founded and are appropriate for their intended applications.
Dr. Katherine Calvin
The administrator of the National Aeronautics and Space Administration is the highest-ranking official of NASA, the national space agency of the United States. The administrator is NASA's chief decision maker, responsible for providing clarity to the agency's vision and serving as a source of internal leadership within NASA. The office holder also has an important place within United States space policy, and is assisted by a deputy administrator.
Administrator of NASA
Image: Portrait of T. Keith Glennan GPN 2002 000079
Image: Hugh L Dryden
Image: James E. Webb, official NASA photo, 1966