Who are the millennials? Why have some of them walked away from the faith, and why have some of them stayed? How do older Christian friends help to maintain youger people's faith? And why should the church talk about both faith and doubt?

Ruth Perrin is a research fellow at St John College, Durham, one of the associate staff at King's Church, Durham, and an Associate Tutor within the Free Church Track at Cranmer Hall.

For more about Ruth Perrin, see here.