John Fea is an American history professor at Messiah College in Grantham, Pennsylvania. Fea writes often about the role of religious leaders in the Trump administration and is the author of Believe Me: The Evangelical Road to Donald Trump.

Warren Throckmorton is associate professor of psychology at Grove City College, a Christian liberal arts school in Pennsylvania, and co-author of Getting Jefferson Right: Fact Checking Claims About Our Third President (2012).

Stephen Mansfield is the author of numerous books on religion and the presidency, including The Faith of Barack Obama and The Faith of George W. Bush. He has also written about the faith of other leaders, including Winston Churchill and Abraham Lincoln.

Read a June 30, 2007, New York Times story about the intersection of social networking sites and religion.

Read a Nov. 20, 2012, Religion News Service analysis about how the movie Lincoln has revived questions about that president’s faith. Via the Washington Post.

Read a March 4, 2009, Personal Tech column from The New York Times on dealing with the anxiety created by the deluge of emails.

Read a Jan. 29, 2013, Huffington Post essay, “So We Are a Christian Nation?” in which the author explores the different Christian traditions present in American politics.

An October 2009 Religion News Service story, posted at Crosswalk.com, discusses the issuing of a “digital fast,” and it includes links to columns by Christian leaders discussing the pros and cons of social networking.

Observing a “fast” from Facebook and Twitter and even email is becoming a popular spiritual practice — at Lent, for example — as shown by this National Public Radio story from March 2009.