All children can learn -- but how much?
Not all education problems are solvable, if we just try hard enough or spend enough, argues Freddie DeBoer in a column on optimism bias. "At least a half-century of research, spending, policy experimentation, and dogged effort has utterly failed to close the gaps that so vex our political class," he writes. Teachers feel they're blamed when student outcomes are unequal, he writes. It's assumed students who do poorly are the victims of "some sort of error or injustice." Argui