
author
1854–1938
A leading Marxist thinker of the late 19th and early 20th centuries, he helped shape socialist debate across Europe through books, essays, and decades of editorial work. His writing stood at the center of arguments about democracy, revolution, and the future of socialism.
Born in Prague on October 16, 1854, and educated in Vienna, Karl Kautsky became one of the best-known interpreters of Marxist theory in Europe. After meeting Karl Marx and Friedrich Engels, he emerged as a major voice in socialist politics and later became closely associated with the Social Democratic Party of Germany.
Kautsky was especially influential through his long editorship of Die Neue Zeit, a leading socialist journal, and through widely read works such as The Class Struggle and The Road to Power. After Engels's death, he was often seen as one of the main guardians of what was called orthodox Marxism, and his arguments shaped discussions inside the Second International.
His reputation also rests on the fierce debates he provoked. He disagreed sharply with Eduard Bernstein over revisionism and later with Vladimir Lenin over revolution and the dictatorship of the proletariat. Even where readers reject his conclusions, Kautsky remains an essential figure for understanding how socialist thought developed before the upheavals of the 20th century.