(Co-authored with Steven Greene, Professor of Political Science at North Carolina State University)

At the time the Affordable Health Care for America Act passed, there was much speculation that a "yes" vote might put Democratic House members from moderate and conservative districts in greater danger of electoral defeat....

Well, the results of last night's caucuses haven't been completely tabulated, but that shouldn't stop me from making inferences, should it?  Don't answer that.

Okay, on the Democratic side, here's what the county map looks like.  I have calculated Romanoff's share of the Romanoff + Bennet vote, ignoring the uncommitted...

Political scientists have a surprisingly difficult time demonstrating that campaigns actually affect the way people vote. That seems counter-intuitive -- the 2008 campaigns spent literally billions of dollars trying to convince voters of the merits of their candidates or of the dangers of electing their opponents. How could this not...

There are lots of interesting things in the Denver Post story about the Democratic Party's efforts to protect Sen. Michael Bennet from Andrew Romanoff's primary challenge. But what struck me in particular was the claim that voters push back when a party tries to force a nominee on them.