The statistics are brutally clear. 1,000 teenagers a week are leaving the church. Support among young people is decaying fast. For every church that has a flourishing youth group, there are three more that have none. Mark Ashton and Phil Moon, both experienced youth leaders, put forward a strategy for youth work which is both radical and biblical: We want to give Christians a renewed vision for young people, a new confidence in what they can do for them, how they can do it and why they should do it.