The Polymath: A Cultural History from Leonardo da Vinci to Susan Sontag

Peter Burke's 2020 cultural history (Yale University Press) follows five centuries of Western polymaths — people who made significant contributions to three or more unrelated fields. The book is built on a working list of 500 such figures drawn from 1400 to 2000 CE, and it moves chronologically through what Burke calls five "ages": the Renaissance Man, the Monster of Erudition, the Man of Letters, the Age of Territoriality, and the Age of Interdisciplinarity.

Burke opens by defining terms. A polymath is not merely broadly educated — that is a passive polymath — but someone who has actively contributed in multiple fields. His floor is significant work in at least three distinct areas. He draws a further distinction between clustered polymaths (biochemistry and biophysics sit close together) and centrifugal polymaths (art, mathematics, and history do not). Some polymaths work fields simultaneously; others are serial movers, mastering one before turning to the next.

The Five Ages

Renaissance Man (1400–1600). The Italian phrase uomo universale — the universal man — emerged from court culture, where patrons rewarded versatility. Leonardo-da-Vinci is the archetype but not an isolated case; Alberti and Pico della Mirandola embodied the same ideal. Courts valued breadth because a courtier's social capital came partly from performing competence across domains. The ideal was always more aspirational than fully realized: Leonardo's notebooks are a monument as much to projects started as to projects finished.

Monsters of Erudition (1600–1700). The word "polymath" was coined in this period (Greek: poly = many, mathein = to learn). Gottfried-Wilhelm-Leibniz stands at the pinnacle — genuine contributions to mathematics, philosophy, physics, history, law, and linguistics. But the era also generated suspicion: critics called these figures monsters, their breadth impossibly suspect. The pansophia movement, embodied by Comenius, Mersenne, and Leibniz, dreamed of unifying all knowledge into a single system.

Man of Letters (1700–1850). The Enlightenment produced a different polymath: the philosophe at home in natural philosophy and belles-lettres alike. Voltaire, Goethe, Humboldt, and Jefferson fit this mold. The Encyclopédie of Diderot and d'Alembert was a collective pansophia, and its editors believed the fields were still small enough that a few minds could span them. The salon and the coffeehouse were the social habitats of this period's polymaths.

Territoriality (1850–1950). The professionalization of knowledge — academic departments, peer-reviewed journals, professional associations — restructured the intellectual world. Knowledge became territory. Specialists defended borders; polymaths were accused of producing shallow work across several domains rather than deep work in one. Burke calls this the second crisis of knowledge: not just the challenge of too much to know, but the institutional rewarding of depth over breadth. The vocabulary shifted too — "generalist" emerged as a softer alternative to a word that now felt either grandiose or suspect.

Interdisciplinarity (1950–2000). The 20th century's partial institutional fix: interdisciplinary centers, cross-departmental journals, research institutes designed to bridge fields. C.P. Snow's "Two Cultures" lecture (1959) named the science-humanities divide; the Santa Fe Institute, the Institute for Advanced Study at Princeton, and cybernetics (Norbert Wiener) are structural responses to it. Modern figures — Isaiah Berlin, Susan Sontag, Umberto Eco, Bertrand Russell — operated across philosophy, literature, politics, and cultural criticism.

Recurring Themes

The Leonardo syndrome. The same restlessness that drives someone across disciplines tends to disrupt sustained completion within any one. Leonardo's notebooks are full of plans for machines, weapons, hydraulic systems, and paintings never completed. Burke treats this as the occupational hazard of genuine polymathy: the project-starting machine that is rarely a project-finishing machine.

Habitats. Courts, monasteries with large libraries, cabinets of curiosity, the Republic of Letters, salons, coffeehouses, learned journals, and large cities all function as ecological conditions for polymathic development. Polymath density is not random — it clusters in eras and places where diverse learning was structurally rewarded.

Psychological profile. Across five centuries, the same traits recur in Burke's sample: insatiable curiosity, exceptional memory, high energy, restlessness producing chronic novelty-seeking, and competitive drive that extended to mastering whatever field was nearby. The downside is equally consistent: poor project completion, difficult temperament, tendency to scatter.

information-overload is ancient. The anxiety that there is more to know than any person can hold predates the internet by two millennia. Pliny's Natural History (1st century AD, 37 volumes) is already an attempt to triage an overwhelming literature. Conrad Gesner complained in the 16th century of "the damaging and confusing multitude of books." The Encyclopédie was partly a response to overload. Burke shows that each era has faced its own version of this crisis — and each has tried to solve it differently.

Worth noting: Burke's sample is restricted to the Western tradition, which he acknowledges as a limitation. The sample also skews toward the educated elite, because the social habitats that enabled polymathy were not equally available.