Al-Masudi

(c. 893 - c. 956)

Joseph Stalin

(c. 1878 - 1953)

Thomas Meaney

Yuval Noah Harari

Lewis Lapham at his desk

Lewis H. Lapham

Italian artist, engineer, and scientist Leonardo da Vinci.

Leonardo da Vinci

(1452 - 1519)

James Inhofe

William Stanley Jevons

(1835 - 1882)

Photograph of German-English novelist W.G. Sebald.

W.G. Sebald

(1944 - 2001)

Photo of stone Aristotle statue face

Aristotle

(384 BC - 322 BC)

Bruno Latour

Abby Jane Morrell

Abby Jane Morrell

(1809 - c. 1855)

John McPhee

Russell Means

(1939 - 2012)

Varlam Shalamov

(1907 - 1982)

Photograph of President Abraham Lincoln sitting in a chair.

Abraham Lincoln

(1809 - 1865)

Watsuji Tetsuro

(1889 - 1960)

Don Marquis

(1878 - 1937)

Tsitsi Dangarembga

Black and white photograph of German revolutionary, economist, sociologist, and historian Karl Marx.

Karl Marx

(1818 - 1883)

Kyle Harper

Kyle Harper

American author and journalist Alan Weisman.

Alan Weisman

John Evelyn

(1620 - 1706)

Masanobu Fukuoka

(1913 - 2008)

Kate Luckie

(1843 - 1937)

Fernand Braudel

(1902 - 1985)

Isidore of Seville

(c. 560 - 636)

Ibn Khaldun

(1332 - 1406)

Svante Arrhenius

(1859 - 1927)

Timothy Morton

Depiction of German abbess and mystic St. Hildegard.

Hildegard of Bingen

(1098 - 1179)

Photograph of Rachel Carson

Rachel Carson

(1907 - 1964)

Black and white photograph of a young Mark Twain with dark hair.

Mark Twain

(1835 - 1910)

J.G. Farrell

(1935 - 1979)

David Wallace-Wells

Kalidasa

(c. 600 - c. 650)

Portrait of third president of the United States Thomas Jefferson.

Thomas Jefferson

(1743 - 1826)

Black and white engraving of Roman poet Ovid in profile.

Ovid

(43 BC - c. 17)

Charles Fort

(1874 - 1932)

Black and white photograph of a young H.G. Wells with a mustache.

H.G. Wells

(1866 - 1946)

Depiction of Greek philosopher Plato.

Plato

(c. 427 BC - c. 347 BC)

Black and white photograph of historian and man of letters Henry Adams.

Henry Adams

(1838 - 1918)

Engraving of a bust of Lucretius.

Lucretius

(c. 95 BC - c. 50 BC)

Enheduanna

(c. 2285 BC - 2250 BC)

Octavia E. Butler

(1947 - 2006)

Engraving of William Shakespeare from the first folio edition.

William Shakespeare

(1564 - 1616)

Loren Eiseley

(1907 - 1977)

Portrait of Chinese fiction writer Pu Songling.

Pu Songling

(1640 - 1715)

TripAdvisor

Amitav Ghosh

Steve Milloy

Caroline Henderson

(1877 - 1966)

Portrait of French political philosopher Montesquieu.

Montesquieu

(1689 - 1755)

Carl Sagan

(1934 - 1996)

Ptolemy

(c. 100 - c. 170)

R. Buckminster Fuller

(1895 - 1983)

He Zhu

(c. 1066 - c. 1100)

Barry Lopez

Susan Fenimore Cooper

Susan Fenimore Cooper

(1813 - 1894)

Robinson Jeffers

(1887 - 1962)

Emperor Wen

(203 BC - 157 BC)

Cassiodorus

(c. 485 - c. 585)

Photograph of English novelist Charles Dickens.

Charles Dickens

(1812 - 1870)

Welsh clergyman and historian Gerald of Wales.

Gerald of Wales

(c. 1146 - c. 1223)

Photograph of Greta Thunberg by Anders Hellberg (CC BY 4.0)

Greta Thunberg

American diplomat, scholar, and conservationist George Perkins Marsh.

George Perkins Marsh

(1801 - 1882)

Ken Saro-Wiwa

(1941 - 1995)

Historian and novelist Philipp Blom.

Philipp Blom

Eugène Huzar

(1820 - 1890)

Robin Wall Kimmerer

Saint Agobard

(c. 770 - 840)

Eleanor Perényi

(1918 - 2009)

Yi Kyubo

(1168 - 1241)

Photograph of Astra Taylor by Isabella De Maddalena

Astra Taylor

Bessie Head

(1937 - 1986)

British author Aldous Huxley.

Aldous Huxley

(1894 - 1963)

Black and white photograph of Colombian novelist Gabriel García Márquez.

Gabriel García Márquez

(1927 - 2014)

French theologian John Calvin.

John Calvin

(1509 - 1564)

Katharine Viner

Tété-Michel Kpomassie

John Burroughs

(1837 - 1921)

John Arbuthnot

(1667 - 1735)