Joseph Henry 1871-78 Simon Newcomb 1879-80 J.J. Woodward 1881 W.B. Taylor 1882 J.W. Powell 1883 J.C. Welling 1884 Asaph Hall 1885 J.S. Billings 1886 William Harkness 1887 Garrick Mallery 1888 J.R. Eastman 1889 C.E. Dutton 1890 T.C. Mendenhall 1891 G.K. Gilbert 1892 G. Brown Goode 1893 Robert Fletcher 1894 W.H. Dall 1895 F.W. Clarke 1896 Marcus Baker 1897 F.H. Bigelow 1898 O.H. Tittmann 1899 G.M. Sternberg 1900 C.D. Walcott 1901 Richard Rathbun 1902 J.H. Gore 1903 C.F. Marvin 1904 G.W. Littlehales 1905 Cleveland Abbe 1906 J.F. Hayford 1907 L.A. Bauer 1908 C.K. Wead 1909 R.S. Woodward 1910 A.L. Day 1911 E.B. Rosa 1912 C.G. Abbot 1913 L.A. Fischer 1914 W.S. Eichelberger 1915 L.J. Briggs 1916 E. Buckingham 1917 G.K. Burgess 1918 W.J. Humphreys 1919 R.S. Sosman 1920 R.L. Faris 1921 E.C. Crittenden 1922

W.P. White 1923 D.L. Hazard 1924 J.A. Fleming 1925 William Bowie 1926 J.P. Ault 1927 P.R. Heyl 1928 L.H. Adams 1929 W.D. Lambert 1930 H.L. Curtis 1931 L.B. Tuckerman 1932 O.S. Adams 1933 H.L. Dryden 1934 O.H. Gish 1935 F.B. Silsbee 1936 Frank Wenner 1937 N.H. Heck 1938 F.G. Brickwedde 1939 R.E. Gibson 1940 H.E. McComb 1941 W.G. Brombacher 1942 R.J. Seeger 1943 H.F. Stimson 1944 G.R. Wait 1945 F.M. Defandorf 1946 F.L. Mohler 1947 Walter Ramberg 1948 F.E. Johnston 1949 F.C. Kracek 1950 E.U. Condon 1951 A.G. McNish 1952 A.I. Mahan 1953 S.E. Forbush 1954 L.A. Wood 1955 B.L. Wilson 1956 C.H. Page 1957 L.L. Marton 1958 Michael Goldberg 1959 L.R. Maxwell 1960 L.M. McKenzie 1961 R.D. Myers 1962 François Frenkiel 1963 M.C. Henderson 1964 Urner Liddel 1965 M.M. Shapiro 1966

W.J. Youden 1967 G.T. Rado 1968 J.A. O'Keefe 1969 H.A. Hauptman 1970 L.T. Crane 1971 E.E. Beasley 1972 B.F. Bennett 1973 G.E. Hudson 1974 R.P. Hudson 1975 Robert J. Rubin 1976 Harold Glaser 1977 G.T. Armstrong 1978 William G. Maisch 1979 James F. Goff 1980 Donald H. Tsai 1981 A.F. Spilhaus Jr. 1982-83 Dirse W. Sallet 1984 Joe G. Foreman 1985 David F. Bleil 1986 James F. Schooley 1987 Julius W. Enig 1988 Ronald O. Hietala 1989 Lisa Heinz 1990 Robert S. Kaeser 1991 Willard S. Grant 1992 William J. Spargo 1993 Mary G. Enig 1994 James S. Ohlmacher 1995 Joseph F. Coates 1996 Thomas R. Lettieri 1997 Eloise Agger 1998 John S. Garavelli 1999 William J. Spargo 2000 Ruth McDiarmid 2001 Bob Collins 2002 Kenneth Haapala 2003 Steven Dick 2004 Bob Hershey 2005 Bill Saalbach 2006 Ruth McDiarmid 2007 Ken Haapala 2008 Larry S. Millstein 2009 Robin Taylor 2010-2011 John Ingersoll 2012