#21

Debbie Allen
American actress | choreographer | television director | television producer | singer | and dancer (born 1950)
#25

Douglas Adams
British science fiction writer and humorist (1952–2001)
The Hitchhiker's Guide to the Galaxy#44

Daron Acemoğlu
Turkish-American economist
Why Nations Fail: The Origins of Power | Prosperity | and Poverty#83
Diogenes Angelakos
Director:Electronics Research Laboratory/professor emeritus of electronic engineering/University of California
#107
Donald Aronow
American designer/builder/racer:famous Magnum Marine/Cigarette/Donzi/Formula speedboats



















































