The Conditions of Existence as Affecting the Perpetuation of Living Beings Lecture V. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species"

Thomas Henry Huxley

1825–1895

A fierce defender of Charles Darwin’s ideas, this Victorian biologist helped bring evolution into public debate and became one of the most influential science writers of his age. His essays combine sharp argument, clarity, and a strong belief that science should shape modern thought.