Research has established that individuals who participate in one form of an
tisocial behavior are at relatively high risk of participating in other for
ms of antisocial behavior as well. In this article, the authors rely on rec
ent methodological advances to study the longitudinal development of two di
fferent forms of antisocial behavior: serious violent offenses and other of
fenses. The results of their analysis of two Philadelphia birth cohorts sug
gest that trajectories of offending differ more in degree than in kind and
that relative standing in the distribution of violent offending is associat
ed with relative standing in the distribution of other types of offending a
ctivity