Interest Group Scores for Congress

Over on the Polmeth listserv, Charles Stewart of MIT posted a great compilation of interest group scores for Congress. ┬áHere’s what he said:

Thanks to everyone who sent me leads about updates to the ICPSR ADA/ACU datasets. Here’s the best information I found.

There are two datasets with long time series, both of which have links off my congressional data page:

The Sarah Anderson/Philip Habel dataset has nominal and adjusted ADA scores for 1947 to 2007:

The Tim Groseclose site has a number of adjusted and nominal interest group scores from 1947 to 2008:

Go to town!

———————————————–Charles Stewart III
Kenan Sahin Distinguished Professor of Political Science
Housemaster of McCormick Hall
Department of Political Science
The Massachusetts Institute of Technology