Great Thinkers

Meet the great minds whose ideas have shaped the world — philosophers, scientists, artists, leaders, and revolutionaries whose thinking still matters today.

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177 thinkers
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Arts
Frida Kahlo
1907-1954 · Mexico
Magdalena Carmen Frida Kahlo y Calderón (1907-1954) was a Mexican painter whose intensely personal and politically engaged work has made her one of the most…
Creative expression Cultural heritage and identity Ethical thinking Critical thinking +1
"I paint myself because I am so often alone and because I am the subject I know best."
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Philosophy
Friedrich Nietzsche
1844-1900 · Germany
Friedrich Wilhelm Nietzsche was a German philosopher, cultural critic, and classicist. He was one of the most influential and most misunderstood thinkers of the 19th…
Critical thinking Creative expression Ethical thinking Cultural heritage and identity +1
"God is dead. God remains dead. And we have killed him."
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Philosophy
G.E.M. Anscombe
1919-2001 · England (born in Ireland)
Gertrude Elizabeth Margaret Anscombe was a British philosopher. She was one of the most important philosophers writing in English in the 20th century. She was…
Critical thinking Ethical thinking Cultural heritage and identity Research skills +1
"For men to choose to kill the innocent as a means to their ends is always murder."
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Philosophy
Georg Wilhelm Friedrich Hegel
1770-1831 · Germany
Georg Wilhelm Friedrich Hegel was a German philosopher. He was the last of the great system-builders in Western philosophy. He was born on 27 August…
Critical thinking Research skills Ethical thinking Creative expression +1
"The owl of Minerva spreads its wings only with the falling of the dusk."
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Literature
George Orwell
1903-1950 · England
George Orwell was the pen name of Eric Arthur Blair, an English writer, journalist, and essayist. He is one of the most quoted writers of…
Critical thinking Ethical thinking Creative expression Research skills +1
"All animals are equal, but some animals are more equal than others."
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Anthropology & Culture
Gloria Anzaldúa
1942-2004 · Texas, United States / Mexico border
Gloria Anzaldúa (1942-2004) was a Chicana cultural theorist, poet, and writer. She was born in the Rio Grande Valley of south Texas into a family…
Cultural heritage and identity Critical thinking Creative thinking Ethical thinking +1
"The US-Mexican border es una herida abierta where the Third World grates against the First and bleeds."
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Mathematics
Grace Hopper
1906-1992 · United States
Grace Brewster Murray Hopper (1906-1992) was an American mathematician, computer scientist, and United States Navy rear admiral whose work on programming languages and compilers helped…
Scientific thinking Critical thinking Creative expression Research skills +1
"It is easier to ask forgiveness than it is to get permission."
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Biology
Gregor Mendel
1822-1884 · Moravia, Austrian Empire (now Czech Republic)
Gregor Mendel (1822-1884) was an Augustinian friar, botanist, and the founder of genetics. He was born Johann Mendel in what is now the Czech Republic,…
Scientific thinking Research skills Numeracy and mathematical thinking Critical thinking +1
"My scientific work has brought me a great deal of satisfaction, and I am convinced that it will be appreciated…"
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Business & Management
Guru Nanak
1469-1539 · Punjab (Sikh founder)
Guru Nanak (1469-1539) was the founder of Sikhism, whose teaching and poetic hymns established a distinctive religious tradition in the Punjab region of South Asia.…
Ethical thinking Cultural heritage and identity Critical thinking Creative expression +1
"There is no Hindu, there is no Muslim."
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Literature
Han Kang
1970-present · South Korea
Han Kang is a South Korean writer. In 2024 she became the first Asian woman, and the first Korean writer of any gender, to win…
Creative expression Ethical thinking Emotional intelligence Cultural heritage and identity +1
"I have dreams sometimes. Dreams I cannot bear."
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Politics
Hannah Arendt
1906-1975 · Germany / United States
Hannah Arendt (1906-1975) was a German-American political philosopher. She was born into a Jewish family in Hanover, Germany, and studied philosophy under Martin Heidegger and…
Citizenship Ethical thinking Civic media and democracy Critical thinking +1
"The sad truth is that most evil is done by people who never make up their minds to be good…"
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Literature
Harriet Martineau
1802-1876 · United Kingdom
Harriet Martineau was an English writer and social theorist. Many scholars now call her the first woman sociologist. She was born on 12 June 1802…
Critical thinking Research skills Ethical thinking Cultural heritage and identity +1
"Readers are plentiful: thinkers are rare."
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Law
Harriet McBryde Johnson
1957-2008 · United States
Harriet McBryde Johnson was an American lawyer, writer, and disability rights activist. She was one of the sharpest writers on disability in English. She was…
Critical thinking Ethical thinking Creative expression Cultural heritage and identity +1
"He insists he doesn't want to kill me. He simply thinks it would have been better, all things considered, to…"
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Literature
Herodotus
c. 484-425 BCE · Halicarnassus, Asia Minor (now Turkey)
Herodotus (c.484-425 BCE) was an ancient Greek writer, born in Halicarnassus, a city on the southwestern coast of what is now Turkey. He lived during…
Research skills Critical thinking Cultural heritage and identity Storytelling and narrative +1
"Herodotus of Halicarnassus here presents his research so that human events do not fade with time, and that great and…"
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Religion
Hildegard of Bingen
1098-1179 · Germany (Holy Roman Empire)
Hildegard of Bingen was a German nun, writer, composer, and healer. She was one of the most important thinkers in medieval Europe. She was born…
Creative expression Critical thinking Cultural heritage and identity Ethical thinking +1
"I am a feather on the breath of God."
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Medicine & Health
Hippocrates
c. 460-370 BCE · Cos, Ancient Greece
Hippocrates (c. 460-370 BCE) was an ancient Greek physician, born on the island of Cos. He is one of the most important figures in the…
Health literacy Scientific thinking Ethical thinking Research skills +1
"Life is short, the art long, opportunity fleeting, experience treacherous, judgment difficult."
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History
Howard Zinn
1922-2010 · United States
Howard Zinn (1922-2010) was an American historian, playwright, and activist. He was born in Brooklyn, New York, to Jewish immigrant parents who worked in factories,…
Critical thinking Citizenship Research skills Critical literacy +1
"I thought it important to put back in the historical record the countless struggles of ordinary people who fought against…"
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Law
Hugo Grotius
1583-1645 · Dutch Republic (Netherlands)
Hugo Grotius was a Dutch jurist, philosopher, and diplomat. He is often called the father of international law. He was born on 10 April 1583…
Critical thinking Ethical thinking Research skills Problem solving +1
"I observed in the whole Christian world a license of fighting at which even barbarous nations might blush."
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Mathematics
Hypatia of Alexandria
c.350-415 CE · Alexandria, Roman Egypt
Hypatia of Alexandria (c.350-415 CE) was a mathematician, astronomer, and philosopher who taught in the Egyptian city of Alexandria during the late Roman Empire. She…
Scientific thinking Critical thinking Cultural heritage and identity Research skills +1
"Reserve your right to think, for even to think wrongly is better than not to think at all."
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History
Ibn Khaldun
1332-1406 · Tunisia, North Africa
Ibn Khaldun (1332-1406) was a North African Muslim scholar, historian, and thinker. He was born in Tunis, in what is now Tunisia, to a family…
Systems thinking Critical thinking Research skills Civic media and democracy +1
"History is information about human social organisation, which itself is identical with world civilisation. It deals with such conditions affecting…"
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Philosophy
Ibn Rushd (Averroes)
1126-1198 · Al-Andalus (modern Spain)
Ibn Rushd (1126-1198), known in Latin Europe as Averroes, was a philosopher, jurist, physician, and astronomer from Al-Andalus, the Muslim-ruled region of the Iberian Peninsula.…
Critical thinking Ethical thinking Cultural heritage and identity Research skills +1
"Truth does not oppose truth but accords with it and bears witness to it."
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Philosophy
Ibn Sina
980-1037 CE · Persia and Central Asia (present-day Uzbekistan and Iran)
Ibn Sina (980-1037 CE), known in the Western world as Avicenna, was a Persian Muslim philosopher and physician. He was born near Bukhara in what…
Scientific thinking Health literacy Critical thinking Research skills +1
"The knowledge of anything, since all things have causes, is not acquired or complete unless it is known by its…"
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Medicine & Health
Ignaz Semmelweis
1818-1865 · Hungary / Austria
Ignaz Semmelweis (1818-1865) was a Hungarian physician working in Vienna. He was born in Buda, in what is now Budapest, and studied medicine at the…
Scientific thinking Health literacy Critical thinking Research skills +1
"God only knows the number of patients who have gone prematurely to their graves because of me."
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Business & Management
Ikujiro Nonaka
b. 1935 · Japan
Ikujiro Nonaka (born 1935) is a Japanese organisational theorist whose work on knowledge creation in organisations has made him one of the most influential management…
Creative expression Critical thinking Cultural heritage and identity Research skills +1
"The knowledge-creating company is as much about ideas as it is about ideals."
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