Complete College America is on a crusade to improve remedial education, which it says is hopelessly broken and failing students. The group has had big successes in a campaign that is gathering steam, but some community college leaders say their rhetoric and proposed fixes go too far. That dissent is usually voiced privately. The two-year-old Complete College America is a savvy political operator, having persuaded lawmakers in 30 states to sign onto its completion goals. And the group receives support, both fiscal and, sometimes, on policy, from both the Lumina and Bill & Melinda Gates Foun...