s.
There are, of course, gaps in both sets of explanations. And this field of research being a self-examination, there are also many controversies, not all driven by strictly scientific motives. But the outlines of a science of human evolution that can explain humanity's success, and also its continuing failings, are now in place. It is just a question of filling in the canvas—or the cave wall.
The proper study of mankind human evolution
This article appeared in the Special report section of the print edition under the headline "The proper study of mankind"