Data and models

Where the data comes from, and the models that read it.

Where do America Thinks' numbers come from?

The General Social Survey, ANES, CES, public polls, official results, the census, and turnout, voting-age and enrollment records. Each question names its source and wording.

What's in Lift's Archive?

1,583 effects of 618 ads from campaigns' own randomized persuasion experiments, published by Hewitt, Broockman, Coppock and colleagues (American Political Science Review, 2024). The ads are anonymized and described by their coded traits.

Which model answers in Chat?

Claude Sonnet 4.6 by default. Pick another from the model picker in the chat box; Models has a card for each.

What are the PAX Series models?

Nine models trained by NYSgpt.com and sponsored by Unite America, each for one job, from picking the winning headline to spotting a breakout in its first hours. Their cards are under Original in Models.