Anti-immigrant stigma or xenophobia is increasingly pervasive globally. Racism is a
determinant of adverse health outcomes, but the epidemiological implications of the recent …

Pregnancies ending before 26 weeks contribute 1% of births but 40% of infant deaths in the
United States. The rate of these “periviable” births to non-Hispanic (NH) Black women …

Abstract On November 4, 2008, Barack Obama was elected the first Black President of the
United States. His campaign and electoral win served as a symbol of hope for a more just …

Objectives We aim to contribute to the literature reporting tests of selection in utero. The
theory of reproductive suppression predicts that natural selection would conserve …

Prior research based on Swedish data suggests that collective optimism, as measured by
monthly incidence of suicides, correlates inversely with selection in utero against male twins …

Background and objectives The suspicion that a population stressor as profound as the
COVID-19 pandemic would increase preterm birth among cohorts in gestation at its outset …

Emerging theory and empirical work suggest that the 'Bruce Effect', or the increase in
spontaneous abortion observed in non-human species when environments become …

ABSTRACT Background and Objectives Research to identify fetal predictors of infant
mortality among singletons born in the United States (US) concludes that poorly understood …

Background: Cancer ranks as the second leading cause of death among children ages 1 to
14 years in the United States. Previous research finds that strong cohort selection in utero …

Fertility decline remains a key concern among high-income countries. Prior research
indicates that income supplementation through unconditional cash transfers (UCT) may …