This unabridged edition also includes a rich selection of primary source material: substantial selections from Darwin’s other works (Autobiography, notebooks, letters, Voyage of the Beagle, and The Descent of Man) and selections from Darwin’s sources and contemporaries (excerpts from Genesis, Paley, Lamarck, Spencer, Lyell, Malthus, Huxley, and Wallace).
Joseph Carroll a Professor at the University of Missouri-St. Louis, has published widely on Darwin and his influence.