proposed that humans and animals had a common ancestry (Desmond, 2017), and that species survived by the process of natural selection—a process that results in the adaptation of an organism by selectively reproducing changes in its genetic makeup (The Editors of Encyclopædia Britannica, 2016). Social Darwinism, derived from Darwin’s evolutionary theory, proposed that natural selection also applied to people, groups, and races (The Editors of Encyclopædia Britannica, 2017). This would lead people to believe