by Ryan P. Burge, Eastern Illinois University

The religious landscape is a volatile one. Previously I noted that nearly 1 in 5 Americans switched their religious tradition in a four year window from 2010-2014. However, what happens when the time period under study is expanded to more than four decades? What are the macro-trends facing American religion? Are evangelicals managing hold on to their share of the population? Have those with no religion made any significant gains? And, what is causing some pretty significant shifts in American religion?

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