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Conrad Hackett

Associate Director, Research/Senior Demographer

Conrad Hackett is associate director of research and senior demographer at Pew Research Center. His expertise is in international religious demography, sociology of religion, and how religion relates to characteristics including gender, fertility and education. Hackett received his doctorate from Princeton University’s Department of Sociology and Office of Population Research and was a Postdoctoral Research Fellow in the University of Texas at Austin’s Population Research Center. He also earned two graduate degrees from Princeton Theological Seminary. He is an author of The Future of World Religions: Population Growth Projections, 2010-2050Religion and Education Around the World, The Global Religious LandscapeThe Gender Gap in Religion Around the WorldGlobal Christianity, The Global Catholic Population and various other studies of religious demography. Hackett frequently presents demographic research at scholarly conferences in the United States and abroad. He has discussed global religion with numerous media outlets, including BBC, CNN, NPR, MSNBC, the Financial Times, The New York Times and The Wall Street Journal.

Publications
GlobalJuly 11, 2018

Which 7 countries hold half the world’s population?

As of July 2018, the world’s population is 7.63 billion. More than half of all people around the globe live in just seven countries.

Pew Research CenterJune 12, 2018

Education of Muslim women is limited by economic conditions, not religion

Muslim societies have gained a reputation in recent decades for failing to adequately educate women. But a new analysis of Pew Research Center data on educational attainment and religion suggests that economics, not religion, is the key factor limiting the education of Muslim women.

ReligionJanuary 2, 2018

Meditation is common across many religious groups in the U.S.

Substantial shares of Americans of nearly all religious groups – as well as those who have no religious affiliation – say they meditate at least once a week.

GlobalNovember 29, 2017

5 facts about the Muslim population in Europe

In the coming decades, the Muslim share of Europe’s population is expected to grow – and could more than double. Read five facts about the Muslim population in Europe.

Pew Research CenterApril 6, 2017

Why Muslims are the world’s fastest-growing religious group

While the world’s population is projected to grow 32% in the coming decades, the number of Muslims is expected to increase by 70% – from 1.8 billion in 2015 to nearly 3 billion in 2060.

Pew Research CenterApril 5, 2017

Christians remain world’s largest religious group, but they are declining in Europe

Though Christians make up nearly a third of Earth’s 7.3 billion people, the number of Christians in Europe is in decline.

Fact TankJune 22, 2015

What is each country’s second-largest religious group?

While either Christians or Muslims make up the largest religious group in nine-in-ten nations around the globe, the religiously unaffiliated rank second in size in most of the Americas and Europe, as well as in many countries in sub-Saharan Africa.

Fact TankApril 21, 2015

By 2050, India to have world’s largest populations of Hindus and Muslims

India is projected to have 310 million Muslims (11% of the global total), making it the country with the largest population of Muslims in the world.

ReligionApril 8, 2015

Q&A: How we projected the future of world religions

Demographer Conrad Hackett explains how he and his team put together our major new report and why it differs from past efforts to predict religious change.

Fact TankAugust 27, 2014

Many religions heavily concentrated in one or two countries

Half of the world’s population lives in just six countries. But in many cases, the world’s major religious groups are even more concentrated.