The term often leads into confusion, however, since international compact cars are somewhat larger than their North American equivalents, mostly because no supermini/subcompact size is manufactured by American, Mexican and Canadian car makers up to date.
By the late 1860's, Darwin came to describe this process as the survival of the fittest. This is very different from Lamarck's incorrect idea that the environment altered the shape of individuals and that these acquired changes were then inherited.
So, we could say that Darwin was one of the pioneers of child psychology and development research. Lesson Summary. Charles Darwin, best known for his survival of the fittest theory, was a major contributor to the field of psychology. Darwin's theories centered around humans and animals sharing similar biological factors and ancestral roots.