The Use and Misuse of Allostatic Load in Bioanthropology

I have noticed a recent trend in bioarchaelogy referring to odontoskeletal stress markers as measures of allostatic load. Allostatic load was first described by McEwan and Stellar in 1993. They argue (quite well and rightly) that the concept of homeostasis (or internal maintenance of system functioning) fails to consider the complex biological negotiations over timeContinue reading “The Use and Misuse of Allostatic Load in Bioanthropology”

Evolution, Emotion, and Language

In a study on Meerkats in the Kalahari Desert, a team from the University of Zurich found that young meerkats respond to vocalization information about “threat urgency” (via tone) earlier than “threat type” (via variation in vocalization) as compared to older meerkats who can distinguish both pieces of information. The researchers argue this association betweenContinue reading “Evolution, Emotion, and Language”