Jean Baptiste Lamarck- was a Botanist and Zoologist. He was the first to propose that humans evolved from a lower species through adaptations over time. His works inspired Darwin's ideas of natural selection.
Charles Lyell- His theory of Uniformitarianism was a great influence on Charles Darwin.
Thomas Malthus- was arguably the most influential person on Darwin's ideas. He was not a scientist, he was an economist who understood the populations and their growth or decline
James Hutton-was another very famous Geologist
