The Jefferson fiasco underscores how activist school leaders and alumni, from California to Massachusetts, are conspiring to recklessly overhaul school policies, education standards, and curriculum this year.FAIRFAX COUNTY, Va. – After a crusade by educational arsonists targeting the nation’s No. 1 high school, America’s meritocracy is about to go up in flames. The Fairfax County School Board is set to vote Thursday night to gut the race-blind, merit-based admissions testing process at Thomas Jefferson High School for Science and Technology. T.J. is a state-chartered magnet school legislated to serve academically gifted and advanced students. The school board plans to replace...