People [A]
- Abraham Lincoln
- A.J. Jacobs
- Adam Grosser
- Adam Savage
- Adam Smith
- Adolf Hitler
- Aimee Mullins
- Al Gore
- Al Seckel
- Alain de Botton
- Alan Kay
- Alan Russell
- Albert Einstein
- Alessandro Volta
- Alex Steffen
- Alex Tabarrok
- Alexander Graham Bell
- Alexander King
- Alexander Oparin
- Alfred Nobel
- Alisa Miller
- Alison Jackson
- Allison Hunt
- Amedeo Avogadro
- Amory Lovins
- Amy Smith
- Amy Tan
- Anand Agarawala
- Andreas Bechtolsheim
- Andrew Mwenda
- Andy Hobsbawm
- Ann Cooper
- Anna Deavere Smith
- Antoine Lavoisier
- Archimedes
- Aristotle
- Arthur Benjamin
- Arthur Ganson
- Ashraf Ghani
- Astrid Lindgren
- Aubrey de Grey
- Aurelio Peccei
- ...
