High school graduation rates are hitting all-time highs, writes Chad Aldeman. Too bad most of the Class of '26 can't do math, his Graduation Gap research shows. Reading scores are down too. Schools are "passing these kids along," says Lance Izumi of the Pacific Research Institute. As standards fall and "credit recovery" booms, states and districts are adopting aspirational Portrait of a Graduate statements. Fordham's Michael Petrilli, soon to be the proud father of a high s