Mark Penn has helped Hillary build a commanding lead in national polls—but she may have an Achilles’ heel.

His advisers are at pains not to let Obama peak too soon. But if he doesn’t let loose, he loses.

Yes, he was a great tactician. But for Democrats, his tactics are a trap.

His campaign operation is in meltdown, his poll numbers are anemic, no one thinks he can win. But is the GOP lost without him?

Bill Clinton was the ultimate free trader. But Hillary, tacking left, is sounding protectionist notes. Can Bill win this argument?

It’s a stunning box, a wizard object with a passel of amazing features (It’s a phone! An iPod! A Web browser!). But for all its marvels, the iPhone inaugurates a dangerous new era for Jobs. Has he peaked?

Falwell’s death points to a new reality: The religious vote, for the first time in decades, is up for grabs.

Murdoch and News Corp. come not to destroy The Wall Street Journal but to save it.

Fred Thompson and Al Gore, both former senators from Tennessee, are not exactly running—and not exactly not running either.

In a barn-burning, record-smashing fund-raising campaign season, Barack Obama tapped a new breed of Manhattan donors and won the expectations game. But because of the new primary schedule, excess is barely enough.