Researchers took pains to document the rise and fall in social status, periodically interviewing the subjects as well as those who they felt knew them best, usually close friends. About 20 percent of the group fell into the “cool kid” category at the study’s outset.
A constellation of three popularity-seeking behaviors characterized pseudomaturity, Dr. Allen and his colleagues found. These young teenagers sought out friends who were physically attractive; their romances were more numerous, emotionally intense and sexually exploring than those of their peers; and they dabbled in minor delinquency ”” skipping school, sneaking into movies, vandalism.
As they turned 23, the study found that when compared to their socially slower-moving middle-school peers, they had a 45 percent greater rate of problems resulting from alcohol and marijuana use and a 40 percent higher level of actual use of those substances. They also had a 22 percent greater rate of adult criminal behavior, from theft to assaults.