Scientists / Biology & Medicine
チャールズ・ダーウィン
GB 1809-02-12 ~ 1882-04-19
Nineteenth-century British naturalist and geologist
Constructed the theory of evolution by natural selection, transforming biology's paradigm
Decades of meticulous observation and cautious verification produced one of science's greatest theories
British naturalist born in 1809 who built the theory of evolution by natural selection. On the Origin of Species unified the diversity of life under one framework, transforming biology.
What You Can Learn
Natural selection maps directly onto market competition: firms that adapt to change survive. Darwin's twenty-year evidence-gathering illustrates the value of hypothesis testing over gut instinct. And his attention to seemingly minor subjects like earthworms shows that close observation of small details can illuminate the larger picture, a lesson for anyone analyzing customer behavior or operational data.
Words That Resonate
It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is most adaptable to change.
There is grandeur in this view of life, with its several powers, having been originally breathed into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being, evolved.
A man who dares to waste one hour of time has not discovered the value of life.
Life & Legacy
Charles Darwin's place in biology is comparable to Newton's in physics. His theory of evolution by natural selection provided the first unified explanation for the diversity and adaptation of living organisms, replacing natural-theological accounts with a scientific alternative.
Born in 1809 in Shrewsbury to a wealthy physician, Darwin tried medicine at Edinburgh, found surgery repellent, and moved to Cambridge to study theology. There his friendship with the botanist John Stevens Henslow proved decisive, leading to a berth on HMS Beagle in 1831.
The five-year voyage was formative. Geological surveys in South America, observations of unique species on the Galapagos Islands, and studies of coral reefs led him to see that geographic isolation drives morphological variation. The differing beak shapes of Galapagos finches suggested descent with modification from a common ancestor, though the insight crystallized only after his return.
Reading Malthus's Essay on Population in 1838 clarified the mechanism: in the struggle for resources, individuals with advantageous variations survive and reproduce. Darwin spent over twenty years amassing evidence before publishing, a caution reflecting both his awareness of the theory's revolutionary implications and his fear of backlash.
A letter from Alfred Russel Wallace, who had independently conceived a similar theory, forced Darwin's hand. Their papers were jointly presented to the Linnean Society in 1858, and On the Origin of Species appeared the following year. Thomas Huxley championed the theory while Richard Owen attacked it.
Darwin's influence reached psychology, sociology, and philosophy. The Descent of Man proposed shared ancestry between humans and other primates. Modern evolutionary biology integrates his framework with molecular genetics. He died in 1882 and was buried in Westminster Abbey.
Expert Perspective
Among scientists, Darwin effected a paradigm shift in biology comparable to Newton's in physics. His method combined vast field observation with the theoretical insight sparked by Malthus, exemplifying the integration of induction and deduction. That Wallace independently reached the same theory raises the fascinating question of simultaneous discovery. Modern evolutionary biology, merged with molecular genetics, still rests on Darwin's foundational framework.