All Stories

  1. Self sacrifice and kin psychology in war: threats to family predict decisions to volunteer for a women's paramilitary organization
  2. Support for populist candidates in the 2016 presidential elections predicted by declining social capital and an increase in suicides.
  3. Immigrants who integrate achieve higher social status but suffer reduced reproductive success.
  4. Sexual conflict and the Trivers-Willard hypothesis: Females prefer daughters and males prefer sons
  5. In-Group Versus Out-Group
  6. Newly Digitized Database Reveals the Lives and Families of Forced Migrants from Finnish Karelia
  7. Fathers enhance social bonds among paternal half-siblings in immature olive baboons (Papio hamadryas anubis)
  8. Religious Devotion and Extrinsic Religiosity Affect In-group Altruism and Out-group Hostility Oppositely in Rural Jamaica
  9. Common marriage practices may result from a conflict of interest within families.
  10. The impact of parental investment on lifetime reproductive success in Iceland
  11. Parents face quantity–quality trade-offs between reproduction and investment in offspring in Iceland
  12. Self-deception inhibits laughter
  13. It's funny because we think it's true: laughter is augmented by implicit preferences