In tests of self-concept, by what age can most Western infants recognize themselves in a mirror?

Question

Quizplus · Accepted Answer

Most Western infants can recognize themselves in a mirror at approximately 18 months old, according to research by developmental psychologist Lewis Terman. This is known as the "mirror self-recognition test" and involves placing a mark on the child's forehead and observing if they touch the mark when they see themselves in the mirror.

In Tests of Self-Concept, by What Age Can Most Western