Professor of communication Dr. Brad Bushman and his PhD student Sophie Kjaervik were cited in a Wall Street Journal article about bullying.
The article refers to a Bushman and Kjaervik's research, which has not yet been published. Reviewing 26 studies with nearly 17,000 participants, they found that people with higher levels of narcissism are more likely to bully those who display lower levels of narcissism.
For more information, read the Wall Street Journal.