Explore current and historical political parties, map party control, and learn about polarization.
Are you an academic or journalist interested in using NOMINATE data? Click here to download the data and learn how to use it.
Learn the story of a place through the people that represented it through history
Visualize the 115th Senate and its members, compare it with the past
As Joe Biden is inaugurated as America's 46th President, browse his votes as a U.S. Senator
