The present study investigated how changes in specific dimensions of the parent-adolescent relationship predict adolescent engagement in sexual intercourse and oral sex. Longitudinal data from 1,364 participants in the National Institute of Child Health and Human Development (NICHD) Study of Early Child Care and Youth Development were gathered at…

Teenage mothers are more likely to use drugs, and their children are more likely to use substances and become pregnant during adolescence. Teenage mothers' substance use may play a role in the intergenerational risk for adolescent pregnancy. Pregnant adolescents (12-18 years) were seen during pregnancy and postnatal years 6, 10, 14, and 16 (n =…

We tested special and general explanations of male adolescent sexual offending by conducting a meta-analysis of 59 independent studies comparing male adolescent sex offenders (n = 3,855) with male adolescent non-sex offenders (n = 13,393) on theoretically derived variables reflecting general delinquency risk factors (antisocial tendencies),…

This book contains a compilation of papers presented at the International Psychological Applications Conference and Trends (InPACT) 2018, organized by the World Institute for Advanced Research and Science (W.I.A.R.S.). Modern psychology offers a large range of scientific fields where it can be applied. The goal of understanding individuals and…

Erik Erikson concluded that differences in the play constructions of young children are largely determined by psychosexual differences in the subjects and not by cultural influence. He suggested that additional observation of younger and older subjects could determine whether the differences were true for all ages or whether they were restricted…

Boundary crises for girls moving into adolescence were studied by analyzing "Seventeen" magazine to contribute to the discourse around redefining childhood. The border between childhood and adolescence appears to be moving downward, and as the boundary goes down, the moral panic in society often goes up. To analyze "Seventeen,"…

Differentiates between several terms used to refer to the five-year period between ages 9 through 13 (for example, "youth,""pubescence,""puberty," and "preadolescence"). Theories related to preadolescence, including the developmental theories of Piaget, Kohlberg, and Erikson, are briefly discussed, and…

Life history theorists have proposed that humans have evolved to be sensitive to specific features of early childhood environments and that exposure to different environments biases children toward development of different reproductive strategies, including differential pubertal timing. The current research provides a longitudinal test of this…

It was hypothesized that antisocial behavior and deviant peer involvement assessed prior to puberty, at grade four, would predict initiation of sexual intercourse by grade nine. The hypotheses were tested on a sample of 201 boys who were at risk for delinquency. The subjects participated in an extensive multiple method/agent assessment for both…

Family practices related to hygiene, affection behavior, and privacy were studied using a sample of mental health and child welfare professionals. The professionals were asked to use their own experience to state up to what age it was acceptable for parents and children of the same gender and mixed gender to engage in certain family practices. For…

The purpose of this cross-national descriptive study is to measure the extent of children's sexual knowledge and sexual understanding at various ages and to identify what processes of thought children use in trying to explain biological functions and the phenomena of their own bodies as they grow and change. Sexual thinking is defined as thinking…