For the past few years, I (Christian) have observed online discussions about how more and more evangelicals, especially young evangelical men, are becoming interested in Eastern Orthodoxy. At first, I dismissed that trend as another example of how social media algorithms have a way of connecting and amplifying isolated events, giving a false sense of a mass movement. However, my perspective suddenly shifted when, in three unrelated instances, young people at my local church came to me expressing either concern about or explicit interest in Eastern Orthodoxy and its claims. Now, as I speak to pastors and ministry leaders across...