Over the years, we’ve learned more about the psychology of adolescents and troubled teens in particular. Once, the prevailing wisdom was that a teen with behavioral issues could be set on the right course through brief immersion in a program emphasizing military-style...

Many troubled teens are violence-prone, a fact underscored by some sobering statistics. The second and third leading cause of death among adolescents age 15 to 19 are suicide and homicide, respectively. A teen’s violent tendencies can be exacerbated if other factors...