Pragma Synesi – interesting bits

Compendium of interesting bits I come across, with an occasional IMHO

How “us” and “them” leads to genocide

Interview with biologist Robert Sapolsky,  (link below), to point out at how the “us” and “them” attitude can lead to problems. IMHO, his book Behave: The Biology of Humans at Our Best and Worst, is a must-read eye-opener.

The Biology of the Modern Political Divide

Robert Sapolsky reveals the biological basis for our most unfortunate traits—and insists change is possible.



March 22, 2018 Posted by | anthropology, behaviour, brain, politics | , , , , , , | Leave a comment

Sex hormones: For the birds

Aggressiveness (a measure of which is the ratio of lengths of the ring finger to index finger) is assumed to be dependent on the testosterone exposure in utero.   The study described in this article claims that instead it is dependent of the body’s response to fetal estrogen. So far, tha claim is based on birds only.  From The Economist, June 12, 2010:

Sex hormones: For the birds

September 1, 2011 Posted by | behaviour | , , , , , | Leave a comment