This cross-sectional study describes three approaches to sex education in schools in three locations-- Rio de Janeiro, Belo Horizonte, and Salvador, all in Brazil. It compares knowledge, attitudes and practices related to sexuality, citizenship and gender among adolescents in schools with such programs, compared to controls in schools without them.
This experiment examined whether acceptance of same-sex behavior and rejection of opposite-sex behavior contribute equally to the same-sex imitation effect in both boys and girls. Third- and fourth-grade children observed four male and four female peer models display preferences toward a variety of objects. For each object, only four models were asked for their preferences. In this way, it was possible for the objects to become sex-linked depending on the sex composition of the group of mädels sex endorsing a particular item. Subsequently, children were presented with pairwise combinations of the more masculine, feminine, or neutral objects and asked their preference. indicated that although there is no difference between boys' and girls' acceptance of same-sex behavior, boys tend to reject opposite-sex behavior more than girls.