Political realists

Italian diplomat and political and military theorist (1469–1527)

Scottish moral philosopher and political economist (1723–1790)

British economist (1883–1946)

6th century BCE Chinese general and military strategist

English philosopher (1588–1679)

American politician and diplomat (1923–2023)

Thucydides ( ; ; BC) was an Athenian historian and general. His History of the Peloponnesian War recounts the fifth-century BC war between Sparta and Athens until the year 411 BC. Thucydides has been dubbed the father of "scientific history" by those who accept his claims to have applied strict standards of impartiality and evidence-gathering and analysis of cause and effect, without reference to intervention by the gods, as outlined in his introduction to his work.

German-Prussian general and military theorist

American general and diplomat (1937–2021)

American political scientist (1927–2008)

Polish-American diplomat and political scientist (1928–2017)

American advisor, diplomat, political scientist and historian (1904-2005)

American political scientist (1904–1980)

British historian, journalist, diplomat and political scientist (1892–1982)

Indian-American journalist and author

American Protestant theologian (1892–1971)

American political scientist

American political scientist and international relations theoretician (1924-2013)

American futurist noted for his views on nature of thermonuclear war (1922–1983)

9th & 17th United States National Security Advisor (1925-2020)

British historian

Dutch-American geopolitician (1893-1943)

American political scientist

American writer

Australian academic (1932-1985)

Dutch politician (1924-2011)

British international political economist (1923–1998)

American political scientist (1930–2018)

Chinese political strategist in the Warring States period

Chinese prime minister

Italian historian (1531-1601)

American political scientist (1940–2021)

British political scientist

American official and strategy consultant

Norwegian foreign policy scholar

Italian historian

French political scientist and politician

Swiss journalist, consultant,artist and racing driver

United States Army officer

Netherlands' defence minister and secretary general of the EU (1931–2025)

Belgian economist and university teacher (1921-2014)

Pakistani politician

American political scientist and diplomat

British journalist, writer and academic (born 1960)

German political scientist (born 1968)

British political scientist (1943-2020)

American political scientist (1956-)

American academic (1921–2013)

American journalist (1937-2019)