Later this summer, the First Amendment will lose its most valuable ally in the Bush administration: FEC Commissioner Brad Smith. From his perch at the Federal Election Commission, Smith has long sounded a brave — if lonely — note of caution against America's increasingly disastrous experiments with campaign-finance reform.... In his time at the FEC, Smith has served as the whipping boy of the campaign-finance-reform "movement" — the slew of "clean government" groups funded by the Pew Charitable Trusts and seven other liberal foundations, plus Sen. John McCain and his merry band of speech police. But they've never been able...