Robert Epstein (born June 19, 1953) is an American psychologist, professor, author, and journalist. He earned his Ph.D. in psychology at Harvard University in 1981, was editor in chief of Psychology Today,
He has also made some questionable claims about google manipulating search results to favor Hillary Clinton.
https://en.wikipedia.org/wiki/Robert_Epstein#cite_note-15
His research is based entirely on his own experience
“It is somewhat difficult to get the Google search bar to suggest negative searches related to Mrs. Clinton or to make any Clinton-related suggestions when one types a negative search term,” writes Dr. Robert Epstein, Senior Research Psychologist at the American Institute for Behavioral Research and Technology.