John Stuart Mill

Aristotle

Thomas Hobbes

Alexander Pushkin

Tony Saich

Jim Downs

Yascha Mounk

Elizabeth C. Economy

Tina Sikka

Phil Burton-Cartledge

John J. Mearsheimer, Sebastian Rosato

Sophia De Mello Breyner Andresen, Agustina Bessa-Luis, Maria Judite De Carvalho, Helia Correia, Teolinda Gersao, Lidia Jorge

Sigrid Rausing

Antonio Negri

Roberto Esposito

Addulai Sila