Herbert Baxter Adams
Herbert Baxter Adams

AHA Executive Secretary, 1884–1900

A. Howard Clark
A. Howard Clark

AHA Executive Secretary, 1900–08

Charles Homer Haskins
Charles Homer Haskins

AHA President, 1922 and AHA Executive Secretary, 1900–12

Waldo Gifford Leland
Waldo Gifford Leland

AHA Executive Secretary, 1908–19

Evarts Greene
Evarts B. Greene

AHA President, 1930 and AHA Executive Secretary, 1913–19

John Spencer Bassett
John Spencer Bassett

AHA Executive Secretary, 1920–28

Dexter Perkins
Dexter Perkins

AHA President, 1956 and AHA Executive Secretary, 1928–33

Conyers Read
Conyers Read

AHA President, 1949 and AHA Executive Secretary, 1933–41

Guy Stanton Ford
Guy Stanton Ford

AHA President, 1937 and AHA Executive Secretary, 1941–53

Boyd C. Shafer

AHA Executive Secretary, 1953–63

W. Stull Holt. Credit University of Washington Libraries, Special Collections
W. Stull Holt

AHA Executive Secretary, 1963–64

Louis B. Wright. Credit Huntington Digital Library
Louis B. Wright

AHA Executive Secretary, 1964–65

Paul Langdon Ward
Paul L. Ward

AHA Executive Secretary, 1965–73

Mack E. Thompson

AHA Executive Director, 1974–81

Samuel R. Gammon III
Samuel R. Gammon III

AHA Executive Director, 1981–94

James Gardner
James B. Gardner

AHA Interim Executive Director, 1994 and Deputy Executive Director, 1986–1995

Sandria Freitag
Sandria B. Freitag

AHA Executive Director, 1995–99

Arnita Jones
Arnita A. Jones

AHA Executive Director, 1999–2010

Jim Grossman
James R. Grossman

AHA Executive Director, 2010–

jgrossman@historians.org