Also, a female newborn is physiologically equivalent to a 4 to six week male child. It is better known that autism, hyperactivity, clumsiness, stuttering and Tourette syndrome are also more frequent in males. It is hypothesized that these conditions might be linked to an X chromosome site. Kraemer suggests that precisely the cultural expectations that boys should be more tough and stronger than girls, runs against this fragility and vulnerability. Later on in life, boys are less likely to be able to talk about their feelings and to have more aggressive behavior statistically.
Girls have better literary skills and express their feelings more explicitly.
Alexithymia, the inability to tak about one s feelings is more frequent in males . When exposed to the distress of others, boys tend to be less sympathetic than girls, which has been suggested by a number of studies of exposing children to the cry of infants. More data and facts are presented in this compelling review. Finally we have manuals on child rearing from other cultural perspectives. A new book , put together by Judy DeLoache and Alma Gottlieb is a collection of such manuals.