A group of anti-critical race theory candidates this week won seats on the governing body of the nation’s top high school after campaigning against the school’s racially driven admissions practices. As part of the district’s push for diversity and inclusion, Fairfax County Public Schools scrapped the admissions test for Thomas Jefferson High School for Science and Technology in October, and two months later, adopted a quota system to boost black and Hispanic enrollment numbers. A slate of four candidates opposed to the school’s recent embrace of “equity” won seats on Thomas Jefferson’s Parent Teacher Student Association. Activists who wanted to...