Throughout ancestral times, women faced significant adaptive challenges during pregnancy, and thus evolution may have selected for psychological mechanisms designed to help women prepare for birth and motherhood. Previous researchers have conceptualized such mechanisms as compri…
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Stress research in North America typically uses non-human animals or college students as participants. By using only college students as participants, researchers may neglect environmental factors more stressful and longer lived than those typically experienced in a college envi…
Since Draper & Harpending (1982) proposed that father absence would be associated with a shift in reproductive strategy, a body of literature has accumulated supporting their claims. This thesis explores further aspects of father absence theory, utilising computergraphic facial …
The transformative expectation of the integral worldview is emerging from within an already existing system of historical development; a worldview shaped by the current life conditions created by the previously arising structures of history that are continuously influencing the …
Voices are used as a vehicle for language, and variation in the acoustic properties of voices also contains information about the speaker. Listeners use measurable qualities, such as pitch and formant traits, as cues to a speaker’s physical stature and attractiveness. Emotional …
Pubertal timing is a human life history variable representing a trade-off between early reproduction and continued growth. Dominance is an important feature to male mate value. These two variables should have far-reaching effects on adult male life. Chapter 1 reviews evolution, …
Communication is central to our species’ success, from facilitating collective action to supercharging cumulative cultural evolution. Yet across human evolutionary history and to the present day, communication carries with it the threat of misinformation and manipulation. For co…