

An 18th-century thinker whose analysis of self-interest and markets became the foundational text for modern economic thought.
Adam Smith was a quiet, often absent-minded Scottish professor whose intellectual curiosity laid the groundwork for how we understand nations' prosperity. A central figure of the Scottish Enlightenment, he moved in circles that included philosopher David Hume. His first major work, 'The Theory of Moral Sentiments,' explored the origins of human empathy, arguing that social harmony springs from our innate desire for mutual approval. But his legacy was cemented with 'An Inquiry into the Nature and Causes of the Wealth of Nations.' Published in 1776, it was a revolutionary tome that challenged the prevailing mercantilist orthodoxy. Smith meticulously described how free markets, driven by individuals pursuing their own gain ('the invisible hand'), could generate collective wealth through specialization and trade. He wasn't a pure ideologue; he acknowledged the need for some government role in defense, justice, and public works. His systematic analysis transformed political economy from a branch of moral philosophy into a distinct field of study, providing the language and concepts that economists and policymakers still debate today.
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He was reportedly so prone to daydreaming that he once fell into a tanning pit while walking and conversing.
He spent several years touring Europe as a private tutor to a young Scottish duke, which funded his later life as a writer.
His personal library was extensive, and he bequeathed much of it to close friends, complicating its historical record.
He never married and lived most of his life with his mother.
The exact cause of his death is unclear, but a chronic intestinal condition is often cited.
“It is not from the benevolence of the butcher, the brewer, or the baker that we expect our dinner, but from their regard to their own interest.”