John Piper (@JohnPiper) is founder and teacher of desiringGod.org and chancellor of Bethlehem College & Seminary. For 33 years, he served as pastor of Bethlehem Baptist Church, Minneapolis, Minnesota. He is author of more than 50 books, including A Peculiar Glory.
The folks at Westminster Bookstore have helped set up a remarkable website with serious reflections on the kinds of scientific and religious questions raised by the Dan Brown blockbuster Angels and Demons.
It’s the kind of place you could send your unbelieving friends who have questions.