Arthur Jensen

Arthur Robert Jensen (August 24, 1923 – October 22, 2012) was an American psychologist and writer. He was a professor of educational psychology at the University of California, Berkeley. Jensen was known for his work in psychometrics and differential psychology. He was the author of over 400 scientific papers published in refereed journals. He sat on the editorial boards of the scientific journals "Intelligence" and "Personality and Individual Differences".
Jensen was controversial. He said that race affected IQ. A 2019 study found him to be the most controversial intelligence researcher.
Jensen died on October 22, 2012 at his home in Kelseyville, California at age 89.