House Progressive Left
174 members clustered on panel issue scores from roll-call votes — k-means on legislator positions across eight shared topics.
Faction #1What makes this faction distinct
Issue factions are clustered so members share similar panel issue profiles from roll-call votes. The charts below show which issues separate this group from every other faction in Congress.
vs. strongest contrast faction
Compared to House Party Regular — the faction furthest away on average across shared panel issues.
House Progressive Left
- Climate & environment: 90
- Immigration: 85
- LGBTQ+ rights: 85
House Party Regular
- Immigration: 7
- Climate & environment: 10
- LGBTQ+ rights: 15
Defining issue leans
Bar length = faction lean. Δ = how far this faction sits from all others on that issue.
All factions at a glance
Solid cells = defining issues for that faction (largest gap vs all others). Blue = progressive lean, red = traditionalist. Blank = issue not in that faction's top profile.
Biggest contrast pair: House Progressive Left vs House Party Regular
Map — zoomed to this faction
526 members in 9 issue factions (silhouette 0.54), clustered on combined vote + sponsorship dimension profiles. Compare with All factions →
Caucus overlap
Validation only — caucus rosters were not clustering inputs.
| Caucus | Members | Share |
|---|---|---|
| Congressional Progressive Caucus | 93 | 53% |
| New Democrat Coalition | 79 | 45% |
| Problem Solvers Caucus | 12 | 7% |
| Justice Democrats | 9 | 5% |
| Blue Dog Coalition | 3 | 2% |
Members
House Progressive Left
Defining panel issues
- Climate & environment — mean 90 (100% coverage)
- Immigration — mean 85 (100% coverage)
- LGBTQ+ rights — mean 85 (100% coverage)