Until a few generations ago, humans made their living by foraging, like other animals. We have therefore inherited genes that allowed our ancestors to thrive as hunters and gatherers. Thriving in a modern economy requires very different behaviours but we cope because the human brain evolved to...

Until a few generations ago, humans made their living by foraging, like other animals.We have therefore inherited genes that allowed our ancestors to thrive as hunters andgatherers. Thriving in a modern economy requires very different behaviours but wecope because the human brain evolved to be...