Until he retired in 2013, Chaplain Ralph Benson roamed the crowded hallways of Dulles International Airport, counseling up to 12 people a day. His sacred meeting places? The closest Chipolte or Five Guys.

For our two guests, reliable data about the impact of spiritual counseling in healthcare settings is a kind of holy grail. But how do you measure the value of a compassionate and calm presence at the bedside?

JoAnn and Tim Cockey tell us how their son ended up in an emergency room 9 years ago. And we meet Stephanie Hamilton, a chaplain who was on hand that day and continues to shepherd families through their darkest moments.

In part 3 of our series, we visit an emergency room, where chaplains see the

Our 2015 interview with the former Chief Rabbi of Great Britain, on what draws people to religious violence and how it can be stopped. In the days since the terror attack in Manchester, his words take on new meaning.

From Joan of Arc to Heinrich Himmler, Moses to Muhammad, change-makers of all stripes have heard voices. Some have attributed the voices to God – others to spirits, ghosts or the dead.

Master explainer Reza Aslan tells how a poor peasant became Christianity's son of God. It's not a new story, but Aslan's take on it has become wildly popular in the years since his infamous Fox News interview in 2013.

Reza Aslan explains how Jesus the man became Jesus the Christ -- and why it's a title he would not have understood.

Behold our never-before-heard, full interview with David Lynch, first recorded with Mitch Horowitz in Nov. 2016. Subjects include: the organic beauty of celluloid film, and whether there are dark forces in the world....

Mindfulness meditation was once practiced mostly by Buddhist monks and nuns. Now it's practiced by CEOs, teachers, politicians, and basically anyone who wants to take the edge off life. What happened?