When people think of “science,” they naturally think of atoms, planets, robots — things they can touch and see. They know that subjective experiences such as happiness are important, but they believe that such experiences can’t be studied scientifically. That belief is dead wrong.
The reclamation of the “depression gene” proceeds apace: In a paper titled “Looking on the Bright Side of Serotonin Transporter Gene Variation,” two researchers who helped establish the “depression risk-gene” view of depression assert quite strongly that the genetic variant in question — the s-allele of the serotonin transporter gene, HTTLPR — possess greater social sensitivity than people without this variant, and have some significant cognitive advantages as well. (via.)