Asta Kallo

Research Assistant

Asta Kallo is a research assistant focusing on religion at Pew Research Center.

Publications

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short readsJul 21, 2025

Muslim Americans share political attitudes with both the Democratic and Republican parties

Around half of Muslim adults (53%) identify with or lean toward the Democratic Party, while 42% identity with or lean toward the Republican Party.
reportFeb 26, 2025

Decline of Christianity in the U.S. Has Slowed, May Have Leveled Off

After years of decline, the U.S. Christian share now shows signs of leveling off. The new Religious Landscape Study explores trends in identity, beliefs and practices.
reportJan 24, 2024

Religious ‘Nones’ in America: Who They Are and What They Believe

28% of U.S. adults are religiously unaffiliated, describing themselves as atheists, agnostics or “nothing in particular” when asked about their religion.
short readsJan 17, 2024

Around 4 in 10 Americans have become more spiritual over time; fewer have become more religious

Most Americans are spiritual or religious in some way and many also say their spirituality and level of religiosity have changed over time.
reportDec 7, 2023

Spirituality Among Americans

Overall, 70% of U.S. adults describe themselves as spiritual in some way, including 22% who are spiritual but not religious. An overwhelming majority of U.S. adults (83%) say they believe that people have a soul or spirit in addition to their physical body. And 81% say there is something spiritual beyond the natural world, even if we cannot see it.