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Index/Organizations/Arda

Arda

Unisex given name

Fact-Checks

2 results
Dec 21, 2025
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What methods and surveys (e.g., Pew, PRRI, ARDA) report denominational change and how reliable are 2025 estimates?

Three major types of sources—large national surveys (Pew Research Center’s Religious Landscape Study and American Trends Panel), specialized national polls (PRRI’s American Values and landscape studie...

Jan 29, 2026

What methods do researchers use to estimate religious populations in U.S. cities given the census restriction on religious questions?

Researchers reconstruct religious populations in by stitching together denominational and congregational reports, large-scale surveys, administrative records and statistical modeling — because the is ...