A self-service respondent discovery tool for U.S. respondents
With access to millions of survey respondents in the U.S., Theorem enables you to run low-cost, prepaid, nationally representative studies.
Millions of respondents at your fingertips
Simply program your survey, select your participants, and launch your study.
Nat Rep Balanced Respondents
Nationally representative respondents are balanced based on age, gender, ethnicity, and region demographics.
Prepay for your studies, so you can launch when you are ready to begin collecting data.
Programming in Qualtrics
Use your Qualtrics account to create your survey in a few simple steps.
Get Started with LUCID Theorem
Launching your first study is easy.
LUCID Theorem requirements
- Programmed in Qualtrics
- Interview length is less than 15 minutes
- Qualtrics Survey Flow is set up properly
- All participants 18 years and older will qualify for and be allowed to take your survey