last name
first name
two letter state abbreviation
congress number
Observation number order based on scraping congress.gov
icpsr number
year elected for congress
1 if senator is democrat
1 if senator is in majority party
year first elected to the senate
1 if senator is female
1 if senator is african american
1 if senator is latino
vote share in last election
1 if senator is a committee chair
1 if senator is a subcommittee chair
1 if senator ever served in state legislature
state_leg X squire index
1 if senator is majority party leader
1 if senator is minority party leader
votepct squared
1 if sit on power committee
1 if freshman senator
seniority squared
number of members in state congressional delegation
100=Dem, 200=Rep, Others
Name in bioguide
Indicator for member in bioguide
Year born
Year died, as of 2020
First dimensions dw-nominate score
Second dimensions dw-nominate score
Absolute distance from floor median (dwnom1)
Absolute distance from majority-party median (dwnom1)
Number of commemorative bills sponsored by this Senator
Number of commemorative bills receiving action in committee
Number of commemorative standalone bills receiving action beyond committee
Number of commemorative standalone bills passing Senate
Number of commemorative standalone bills becoming law
Number of substantive bills sponsored by this Senator
Number of substantive bills receiving action in committee
Number of substantive standalone bills receiving action beyond committee
Number of substantive standalone bills passing Senate
Number of substantive standalone bills becoming law
Number of substantive and significant bills sponsored by this Senator
Number of substantive and significant bills receiving action in committee
Number of S&S standalone bills receiving action beyond committee
Number of substantive and significant standalone bills passing Senate
Number of substantive and significant standalone bills becoming law
LES Classic, not including incorporation in other legislative vehicles
Number of commem bills with action beyond committee (inc in other leg vehicles)
Number of commemorative bills passing Senate (inc in other leg vehicles)
Number of commemorative bills becoming law (inc in other leg vehicles)
Number substant bills with action beyond committee (inc in other leg vehicles)
Number of substantive bills passing Senate (inc in other leg vehicles)
Number of substantive bills becoming law (inc in other leg vehicles)
Number of S&S bills with action beyond committee (inc in other leg vehicles)
Number of S&S bills passing Senate (inc in other leg vehicles)
Number of S&S bills becoming law (inc in other leg vehicles)
LES 2.0
LES 2.0 Benchmarks
LES2.0/Benchmark2.0
1 = Below, 2 = Meets, 3 = Exceeds LES 2.0 Benchmarks
Total number of bills sponsored by this Senator
Total number of bills receiving action in committee
Total bills receiving action beyond committee (inc in other leg vehicles)
Total bills passing Senate (inc in other leg vehicles)
Total bills becoming law (inc in other leg vehicles)
Total number of standalone bills receiving action beyond committee
Total number of standalone bills passing Senate
Total number of standalone bills becoming law
Benchmark score (classic) based on majority, seniority, chairs
LES/Benchmark (classic)
1 = Below, 2 = Meets, 3 = Above, Based on Classic LES
Lagged LES 1.0
Lagged LES 2.0
Number of members in Party (0 = Indep)
LES Classic Rank within Party
LES 2.0 Rank within Party