Question

_____ suggested that people can stimulate the subjective experience of cheerfulness simply by acting as if they are already cheerful.

Answer 1

The answer is "William James".

William James was a clinician and logician who impacted the advancement of psychological studies in the United States. Among his numerous achievements, he was the first to educate a psychology course in the U.S. He is regularly alluded to as the father of American psychology. Born in 1842 he lived for 68 years.