Young people aren't walking away from the church--they're sprinting. According to a recent study by Ranier Research, 70 percent of youth leave church by the time they are 22 years old. Barna Group estimates that 80 percent of those reared in the church will be "disengaged" by the time they are 29 years old. Unlike earlier generations of church dropouts, these "leavers" are unlikely to seek out alternative forms of Christian community such as home...