Leland John Haworth

Leland John Haworth
2nd Director of the National Science Foundation
In office
1963–1969
PresidentJohn F. Kennedy
Lyndon Johnson
Richard Nixon
Preceded byAlan T. Waterman
Succeeded byWilliam D. McElroy
Personal details
Born(1904-07-11)July 11, 1904
Flint, Michigan, U.S.
DiedMarch 5, 1979(1979-03-05) (aged 74)
Port Jefferson, New York, U.S.
Spouses
Barbara Mottier
(m. 1927; died 1961)
Irene Benik
(m. 1963)
Alma materIndiana University (A.B., A.M.)
University of Wisconsin–Madison (PhD)
Scientific career
FieldsParticle physics
InstitutionsUniversity of Wisconsin–Madison
Massachusetts Institute of Technology
University of Illinois at Urbana–Champaign
Brookhaven National Laboratory
ThesisEnergy distribution of secondary electrons from molybdenum (1931)
Doctoral advisorCharles Elwood Mendenhall

Leland John Haworth (July 11, 1904 – March 5, 1979) was an American particle physicist. In his long career he was head of the Brookhaven National Laboratory, the Atomic Energy Commission, the National Science Foundation, and was assistant to the president of Associated Universities, Inc.