Pew Research Center conducted surveys among 24,599 adults (ages 18 and older) across 15 countries in Western Europe. Interviewing was carried out under the direction of GfK Belgium by telephone (both cellphones and landlines) from April to August 2017. The questionnaire administered by survey interviewers was designed by Pew Research Center staff in consultation with […]
The wide collection of cross-national Pew Research Center surveys analyzed in this report on age gaps in religious commitment can also be used to look at the ways religious observance varies among all adults – defined as people ages 18 and older – in different parts of the world. The four standard measures of religious […]
Adults under 40 are less likely to be religiously affiliated Perhaps the simplest way to measure attachment to religion among people of all ages is to look at the percentage of people who identify with a religious group. Pew Research Center surveys around the world routinely ask: “What is your present religion, if any?” Respondents […]
