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Wildeboer, Andrea; Thijssen, Sandra; van IJzendoorn, Marinus H.; van der Ende, Jan; Jaddoe, Vincent W. V.; Verhulst, Frank C.; Hofman, Albert; White, Tonya; Tiemeier, Henning; Bakermans-Kranenburg, Marian J. – International Journal of Behavioral Development, 2015
High and stable levels of aggression and the presence of aggressive behaviour in multiple settings according to different informants are risk factors for later problems. However, these two factors have not been investigated in early childhood. The present study investigates trajectories of parent-reported child aggression from 1.5 up to 6 years of…
Descriptors: Young Children, Aggression, Behavior Problems, Student Behavior
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Reijnen, Lotte; Bulten, Erik; Nijman, Henk – Journal of Child Sexual Abuse, 2009
This research study was conducted to map out the demographic and psychological aspects of Internet child pornography offenders. The backgrounds, characteristics, and MMPI profiles of 22 Internet child pornography offenders were statistically compared to those of 112 perpetrators of other offenses. In comparison to the other sexual offenders, the…
Descriptors: Children, Personality Traits, Pornography, Internet
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Geurts, Teun; Poortman, Anne-Rigt; van Tilburg, Theo; Dykstra, Pearl A. – Journal of Family Issues, 2009
Using cross-sectional data from the Netherlands Kinship Panel Study (N = 1,231), this study examines the relationship between grandchildren and their grandparents across early adulthood. Age is used as a proxy for change during the grandchild's life course and the influence of major life course characteristics is examined. Results indicate that…
Descriptors: Grandchildren, Young Adults, Age Differences, Grandparents