ヴィルヘルム・リープクネヒト
Having read about Darwinian evolution along with Marx, German communist Wilhelm Liebknecht later said that "when Darwin drew the conclusions from his research work and brought them to the knowledge of the public, we spoke of nothing else for months but Darwin and the enormous significance of his scientific discoveries". Historian Richard Weikart points out that Marx had started to attend "a series of lectures by Thomas Henry Huxley on evolution".