The American Trends Panel (ATP), created by Pew Research Center, is a nationally representative panel of randomly selected U.S. adults. Panelists participate via self-administered web surveys.

One possible explanation for the variability in estimates across the different nonprobability samples is the range of methods that online sample vendors employ. They differ on recruitment, weighting ...

Rodolphe Barrere is co-founder and CEO of Potloc, a market research company pioneering a new approach to extracting consumer insights. The best businesses understand the importance of listening to ...