Read a Q&A with Conrad Hackett, associate director of research and senior demographer at Pew Research Center, on estimating the European Muslim population.
The number of Christians in Europe is forecast to drop by about 100 million by 2050, while the share of Muslims and smaller religious minorities will increase.
Pew Research Center’s survey in 18 Latin American countries and Puerto Rico found that many Latin Americans are leaving Catholicism and joining evangelical Protestant churches. We sat down with senior researcher Neha Sahgal to see how these conclusions were reached.