SOUND SCIENCE: Trump Looks to Uproot Numbers-Only Bias Test Widely Used in U.S. “In what would be one of the Trump administration’s most far-reaching moves regarding race relations, top White House officials are planning a sharp pullback from federal efforts to correct imbalances in outcomes for minorities in everything from housing to hiring. On the table: a ban on the use of a controversial numbers-focused racial-bias theory known as ‘disparate impact.'”