What We Can Learn From Unconscious Racial Bias | Newsweek Life | Newsweek.com: ... So, I was actually excited to read about a new study published in the Journal of Personality and Social Psychology in which researchers from the University of Washington confirmed the validity of the Implicit Association Test (IAT). The IAT made a lot of news late last year when results showed that 70 percent of those who took it harbor an unconscious preference for white people over black people. And no, I'm not talking about 70 percent of white people—I mean people of all races who took it, including African-Americans.