W. Keith Campbell

W. Keith Campbell is a social psychologist and professor at the University of Georgia known as one of the world's leading researchers on narcissism. He co-authored The Narcissism Epidemic with Jean Twenge, documenting rising narcissism scores in American society, and has written extensively on the psychology, measurement, and social consequences of narcissistic personality traits.

Provided empirical documentation of a cultural increase in narcissism across generations using longitudinal data; distinguished between different forms of narcissism (grandiose vs. vulnerable) and their social dynamics; contributed to public understanding of narcissism beyond clinical pathology.