Across nonhuman species, pubertal timing is affected by the social environment, with
consequences for reproductive success and behavior. In human beings, variations in …

The fast-slow paradigm of life history theory has been a popular approach to individual
differences in the evolutionary behavioral sciences. Currently, however, the fast-slow …

Despite extensive evidence of the association between father absence and early onset of
menarche, whether father absence directly accelerates the onset of menarche or the …

Background Early menarche has been associated with father absence, stepfather presence
and adverse health consequences in later life. This article assesses the association of …

Life-history-derived models of female sexual development propose menarche timing as a
key regulatory mechanism driving subsequent sexual behavior. The current research …

This study examines family context and sexual debut among young people in China. Using
data from the 2018 Panel Study of Chinese University Students (PSCUS), it explores how …

The aim of this study was to assess whether household food insecurity is associated with
delayed or early menarche among girls in the United States. Thirty-six dyadic household …

There is substantial variation in the timing of significant reproductive life events such as
menarche and first sexual intercourse. Life history theory explains this variation as an …

Many developmental theories have not been sufficiently evaluated using designs that
control for unobserved familial confounds. Our long-term goal is to determine the causal …

Father absence has a small but robust association with earlier age at menarche (AAM),
likely reflecting both genetic confounding and an environmental influence on life history …