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Methodology Blog

Explore Gallup's research.

Methodology Blog

Until recently, researchers have struggled with what should be a simple question: How many Americans are lesbian, gay, bisexual or transgender?

Methodology Blog

Gallup and Lloyd's Register Foundation, a charitable organization, are launching the first-ever global study of the public understanding of risk.

Methodology Blog

Gallup and the European Commission have developed a new Degree of Urbanisation variable that can be used to explore the effects of urbanicity.

Methodology Blog

More Americans are sympathetic to the Israelis in the Middle East conflict after being asked for their views on Israel and the Palestinian Authority.

Methodology Blog

Gallup's Wellbeing Inequality Ratio may offer more information about inequality within a country than income alone. Find out how it is calculated.

Methodology Blog

Gallup recently tested the value of including Quick Response Codes in survey invitations.

Methodology Blog

Gallup and Walk Free developed a methodology to estimate the prevalence of modern slavery using an innovative modeling approach.

Methodology Blog

Cellphone scamming and blocking technologies present a new challenge to survey researchers.

Methodology Blog

Researchers who are considering mixing survey research modes or contemplating a transition to a new method should be especially mindful of mode effects.

Methodology Blog

Telephone survey response rates are down across the survey research industry, requiring researchers to explore alternatives that supplement phone surveys.

Methodology Blog

Gallup research shows that post-paid incentives are highly effective in web-based surveys.

Methodology Blog

Survey respondents probed after an initial "don't know/refused" response give systematically different answers than those not probed for a response.

Methodology Blog

Text messaging is widely used in the U.S., but it appears to have significant drawbacks as a primary way to reach survey respondents.

Methodology Blog

Hear directly from Gallup's methodologists about our latest experiments and recommendations for conducting public opinion research.