Russell Kirk
American political theorist, moralist, historian, social critic, and literary critic, known for his influence on 20th-century American conservatism
philosopher
Thomas S. Kuhn
American philosopher of science whose 1962 book The Structure of Scientific Revolutions was influential in both academic and popular circles, introducing the term paradigm shift, which has since become an English-language idiom
Milan Kundera
Czech writer who went into exile in France in 1975, becoming a naturalised French citizen in 1981. Kundera’s Czechoslovak citizenship was revoked in 1979; he received his Czech citizenship in 2019. He “sees himself as a French writer and insists his work should be studied as French literature and classified as such in book stores”.Kundera’s best-known work is The Unbearable Lightness of Being
Stanislaw Lem
Polish writer of science fiction and essays on various subjects, including philosophy, futurology, and literary criticism
C. G. Jung
Swiss psychiatrist and psychoanalyst who founded analytical psychology
Nikos Kazantzakis
Greek writer
Soren Kierkegaard
Danish theologian, philosopher, poet, social critic, and religious author who is widely considered to be the first existentialist philosopher
Jane Jacobs
American-Canadian journalist, author, theorist, and activist who influenced urban studies, sociology, and economics
William James
American philosopher, historian, and psychologist, and the first educator to offer a psychology course in the United States
Julian Jaynes
American researcher in psychology at Yale and Princeton for nearly 25 years and best known for his 1976 book The Origin of Consciousness in the Breakdown of the Bicameral Mind