- Allen, Woody, 1935-1
- American Academy of Arts and Sciences1
- Americans for Democratic Action1
- Arendt, Hannah, 1906-19751
- Asimov, Isaac, 1920-19921
- Association for Asian Studies1
- Atlantic Council of the United States1
- Atlantic Institute1
- Atlantic Union Committee1
- Auchincloss, Louis1
- Auden, W. H. (Wystan Hugh), 1907-19731
- Barber, Samuel, 1910-19811
- Barnett family1
- Barnett, A. Doak1
- Barnett, Eugene E.1
- Baruch, Bernard M. (Bernard Mannes), 1870-19651
- Barzun, Jacques, 1907-20121
- Bentley, Eric, 1916-1
- Berlin, Isaiah, 1909-19971
- Berlioz, Hector, 1803-18691