The idea that the life stage of adolescence should be valued for itself was introduced into Western thought by

Kevin is a Gulf War veteran who has frequent dreams and flashbacks about bombings, angry outbursts, emotional numbness, trouble sleeping, and hypervigilance. Kevin is probably suffering from

a) emotional desensitization disorder. b) depersonalization disorder. c) posttraumatic stress disorder. d) Gulf War syndrome.

As many as one in four adolescents have friends in two or more cliques but do not themselves belong to one. They are called

A) loners. B) liaisons. C) isolates. D) bridges.