For humans, popular candidates include reasoning about objects, other intentional agents, language, and number. Researchers in this field seek evidence for domain specificity in a variety of ways. Some look for unique cognitive signatures thought to characterize a domain (e.g.
The passage discusses how humans reason about various aspects of the world, such as objects, people's intentions, language, and numbers. Researchers are looking for evidence that suggests these different areas of reasoning might have unique cognitive processes or signatures.