James R. Moore, "Darwin of Down: The Evolutionist as Squarson Naturalist"

Gillian Beer, "Darwin's Reading and the Fictions of Development"

Gillian Beer, Darwin's Plots: Evolutionary Narrative in Darwin, George Eliot and Nineteenth Century Fiction, Chapters 1-4

Robert J. Richards, Darwin and the Emergence of Evolutionary Theories of Mind and Behavior, Chapters 3 and 4

Phillip Prodger, "Illustration as Strategy in Charles Darwin's The Expression of the Emotions in Man and Animals" and FIGURES

Charles Darwin, The Descent of Man and Selection in Relation to Sex: Chapters 1-7