W. E. B. Du Bois was an American civil rights activist, sociologist, and Pan-Africanist. Du Bois played an instrumental role in fighting for full civil rights for people of color around the world. A co-founder of the National Association for the Advancement of Colored People, Du Bois also played an important role as the leader of the Niagara Movement.
Emile Durkheim was a French sociologist. He is credited with establishing the discipline of sociology for academic purposes and is widely regarded as the chief architect of modern social science. During his lifetime, Emile Durkheim published several works on topics like morality, religion, and education. He also played a major role in the development of sociology and anthropology as disciplines.
A qualified civil engineer, Vilfredo Pareto had initially worked for the railways and the ironworks. However, he gradually deviated to philosophy, sociology, and politics and gained fame for his application of math to economic issues and his introduction of Pareto efficiency. Mind and Society remains his best-known work.
Regarded by many as the first female sociologist, Harriet Martineau was a prominent 19th-century social theorist, classical economist, and intellectual who penned the iconic work The Positive Philosophy of Auguste Comte. She was partially deaf and had lost her sense of taste and smell in childhood.
Karl Marx, the philosopher, economist, political theorist and socialist revolutionary, is best-known for the 1848 pamphlet, The Communist Manifesto and the three-volume Das Kapital. His theories, called Marxism, maintained that class conflict leads to the development of human societies and that internal tension were inherent in capitalism, which would ultimately be replaced by the socialist mode of production.
10 Elton Mayo
Elton Mayo was an Australian-born industrial researcher, psychologist, and organizational theorist. As a psychologist, Mayo played an important role during World War I, helping soldiers returning from the war recover from the stresses. He also conducted psycho-pathological tests and is credited with pioneering the psychoanalytic treatment of shell-shock. Elton Mayo's works also laid the basis for the human relations movement.
Lewis Mumford was an American sociologist, historian, literary critic, and philosopher of technology. He made significant contributions to American literary and cultural history, social philosophy, and the history of technology. His works also influenced a number of thinkers and authors like Jacques Ellul and Amory Lovins. Lewis Mumford also had a strong influence on American cellular biologist Barry Commoner.
French social psychologist Gustave Le Bon is best remembered for his research on crowd psychology. In his iconic work La psychologie des foules, or The Crowd, he stated that people are driven by their emotions and not by their intellect when they act as part of a crowd.
Ruth Benedict was an American folklorist and anthropologist. Benedict, who played an important role in the American Folklore Society, also served as the American Anthropological Association's president; the association gives away an annual prize named after Ruth Benedict. In 2005, she was made an inductee of the National Women's Hall of Fame.
Born to Stuckey's Bank MD Walter Bagehot was initially part of his father’s shipping and banking business. He later became the editor-in-chief of The Economist and married the publication’s founder James Wilson’s daughter. He penned path-breaking works such as Lombard Street and The English Constitution and co-established National Review.
William Graham Sumner was an American social scientist who held America's first professorship in sociology; he served as a professor of social sciences at Yale. Sumner, who wrote several essays and books on American history, political theory, sociology, and economic history, was one of the most popular and influential teachers at Yale. He also had an influence on American conservatism.
Wilhelm Dilthey was a German psychologist, sociologist, historian, and hermeneutic philosopher. An ardent admirer of Friedrich Schleiermacher, Dilthey helped revive the former's works on hermeneutics. Wilhelm Dilthey is also credited with teaching future philosophers like Hans Lipps, Eduard Spranger, and Theodor Litt.
18 Alfred Weber
23 Harold Innis
Born into a farming community, Harold Innis was encouraged to be a Baptist minister but became a political economist and academic instead. The former University of Toronto professor is remembered for his work on the staple thesis. He had also fought on the front lines in World War I.
24 Otto Neurath
Otto Neurath was an Austrian-born philosopher of science, political economist, and sociologist. He is known for inventing the ISOTYPE method of pictorial statistics. A native of Vienna, he was one of the leading figures of the Vienna Circle. As an economist, he advocated for ideas like "in-kind" economic accounting in place of monetary accounting.
Gustav Ratzenhofer was an Austrian philosopher, officer, and sociologist. Ratzenhofer left his military career to devote his time to study sociology and philosophy. He then went on to become a respected sociologist and was counted among the founding fathers of policy sociology in the United States of America.
26 Max Nordau
Roger Nash Baldwin was a pacifist who played a major role in the development of the human rights movement in USA. He was a founding member of the American Civil Liberties Union and also founded the International League for the Rights of Man. He was a conscientious objector during World War I. He received the Medal of Freedom in 1981.
30 W. I. Thomas
Ernst Troeltsch was one of the first German theologians to insist that the Christian church should reconsider its version of absolute truth. The Social Teaching of the Christian Churches remains his best-known work. The son of a physician, he was skeptical of religious absolutism from the very beginning.
32 Othmar Spann
Austrian philosopher and sociologist Othmar Spann initially taught in Brünn and then fought during World War I. He later taught at the University of Vienna for almost 2 decades. His ideas were radically anti-liberal. A Nazi Party member, he believed in the superiority of a corporate state.
Spanish philosopher Jaime Luciano Balmes is best known for iconic work Protestantism and Catholicism Compared in Their Effect on the Civilization of Europe, penned in defense of Catholicism. An expert in civil and canon law, he initially taught math and physics, and was criticized by Catholics for being too liberal.