The relationship between parenthood and well-being has become a hot topic among
scholars, media, and general public alike. The research, however, has been mixed—some …

Humans likely evolved precautionary systems designed to minimize the threats to
reproductive fitness posed by highly interdependent ultrasociality. A review of research on …

When Darwin proposed that females shape evolution by being choosy in their choice of
male suitors, his Victorian contemporaries were shocked that he accorded so much …

Objectives The current study examines reports and correlates of cancer-specific stressors in
children with cancer and their parents. Measures Mothers (n= 191) and fathers (n= 95) …

Evidence for developmental aspects of fear-targets and anxiety suggests a complex but
stable pattern whereby specific kinds of fears emerge at different periods of development …

The risk of improbable, uncertain, but grave potential dangers poses unique adaptive
challenges. We argue that to manage such risks, a special motivational system evolved …

Praise for the First Edition:"[This book] represents a significant advance because it looks at
the issues from a bio-psychosocial perspective. To a social worker who has worked mainly …

We report on the development, validation, and utility of a measure assessing individual
differences in activation of the parental care motivational system: The Parental Care and …

Mothers in numerous species exhibit heightened aggression in defense of their young. This
shift typically coincides with the duration of lactation in nonhuman mammals, which suggests …

The parental caregiving motivational system leads people to behave selflessly. However,
given that the purpose of this motivation is the protection of close kin, it might also lead to …