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Directors of the National Bureau of Standards (1901 - 1988)
and the National Institute of Standards and Technology (1988 - present)
 
 
Name Tenure at NBS/NIST Background/Comments
Samuel W. Stratton 1901-1922 First Director of NBS.
George K. Burgess 1923-1932 Selected from NBS staff.
Lyman J. Briggs 1932-1945 Lent to NBS from Department of Agriculture. Selected while on staff at NBS.
Edward U. Condon 1945-1951 Selected as NBS Director from Westinghouse.
Allen V. Astin 1951-1969 Selected from NBS Staff.
Lewis M. Branscomb 1969-1972 Selected from NBS Staff.
Richard W. Roberts 1973-1975 Selected as NBS Director from General Electric.
Ernest Ambler 1975-1989 Selected from NBS staff. Presided over change from NBS to NIST in 1988.
John W. Lyons 1990-1993 Selected from NIST staff.
Arati Prabhakar 1993-1997 Selected as NIST director from Defense Advanced Research Projects Agency. First woman to become director.
Raymond G. Kammer 1997-2000 Selected from NIST staff. First non-scientist or engineer to become director.
Karen Brown (acting director) 2000-2001 NIST Deputy Director. Served as acting director following Kammer's retirement.
Arden L. Bement Jr. 2001-2004 Selected from professorship at Purdue University. Served as head of two NIST advisory committees and on Board of Overseers for Malcolm Baldrige National Quality Award.
Hratch Semerjian (acting director)

2004-2005

NIST Deputy Director. Served as acting director following Bement's appointment as Director of the National Science Foundation.
William A. Jeffrey July 2005-Aug. 2007 Selected as NIST director from the Office of Science and Technology Policy within the Executive Office of the President.
James M. Turner
(acting director and deputy director)
September 2007-
September 2008
Assigned the duties and responsibilities of the NIST Director.
Patrick D. Gallagher
(deputy director)
September 2008-November 2009 Assigned the duties and responsibilities of the NIST Director.
Patrick D. Gallagher November 2009-Present Selected from NIST staff.