Roll Call: Latest News on Capitol Hill, Congress, Politics and Elections
March 27, 2015

Chart of the Day

Screen Shot 2014-04-14 at 3.01.01 PM

Brookings Institution: “The juxtaposition of historical data on party unity and ideology in this graphic illustrates how these factors have interacted with House members over time. Today, the Republican Party is markedly more cohesive than the Democratic Party and more ideologically consistent.”

  • Leftcoastrocky

    Democrats are closer to the center than Republicans

  • Phaedrus

    It’s easy to be consistent when your platform only has one plank.

  • Ygorbla


    If you follow the slider from the start to the end, it actually looks like the parties have been pretty bitterly divided for most of their history; the “overlap” which faded recently actually looks more like a temporary blip caused by the way they switched positions in the 50’s and 60’s over civil rights (which resulted, for a while, in incumbents who were out-of-line with their party’s newer positions remaining in office.)

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