Isn’t Pinker the one who advocated post-birth abortions?
Apparently so.
Read
this page
It says :
"According to Steven Pinker's articles in today's New York Times Magazine, the tendency for some young women to kill one-day-old infants (neonaticide) may be built into "the biological design of our parental emotions."
Neolithic women might have decided to cut their losses early on and let sickly infants, or those not promising to make it to adulthood, die rather than waste their time raising it. Such women mentally dealt with the decision as an unavoidable tragedy, but one necessary at the time.
After a lengthy discussion of the topic the author concludes with the inference that society will become more merciful to those teenagers who dump their kids in garbage cans once society understands why "the anguished girls" felt they had no choice but to do what they did.