Thomas Samuel Kuhn (1922–1996) was an American philosopher of science whose work fundamentally altered the understanding of scientific progress. Initially trained as a theoretical physicist, Kuhn transitioned to the history and philosophy of science, becoming one of the 20th century's most influential thinkers in these fields. His seminal 1962 book, "The Structure of Scientific Revolutions," introduced the concept of "paradigm shifts" to a wide audience, challenging the traditional view of science as a steady, cumulative accumulation of knowledge. He argued that science progresses through periods of "normal science" within an accepted paradigm, punctuated by revolutionary crises that lead to the adoption of new paradigms. Kuhn held academic positions at institutions like Harvard, Berkeley, Princeton, and MIT, profoundly impacting not only philosophy but also sociology, history, and even popular culture.
«Normal science, the activity in which most scientists inevitably spend almost all their time, is predicated on the assumption that the scientific community knows what the world is like.»
«A paradigm is what members of a scientific community, and they alone, share.»
«The transfer of allegiance from paradigm to paradigm is a conversion experience that cannot be forced.»
Kuhn's writing style is academic and rigorous, characterized by meticulous historical analysis combined with profound philosophical insight. He employs a clear, analytical prose, carefully defining his terms and building his arguments through detailed examples from the history of science. While his work is deeply theoretical, he strives for accessibility, particularly in "The Structure of Scientific Revolutions," which aimed to engage a broader intellectual audience beyond professional philosophers. His narratives often combine historical accounts with conceptual arguments, making complex ideas understandable without oversimplifying them.