Which part of the brain shows relatively greater expansion in humans and 

other anthropoids? What is the apparent function of this brain region?

How do ecological explanations for the evolution of intelligence in primates 

differ from social explanations? What evidence can you give in support of or 

against each theory?

What is “Machiavellian intelligence?” Provide an example from non-human 

primates.

What is “theory of mind?” What evidence suggests that chimpanzees share 

aspects of this ability with humans?