Elite interviewing is a specialised branch of qualitative research that focuses on engaging individuals who wield significant influence, possess specialised expertise, or hold critical decision-making ...

This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...

Pew Research Center is committed to meeting the highest methodological standards — and to exploring the newest frontiers of research. Learn more about the methods the Center uses to conduct objective, ...