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As McKenzie speaks about his job, it is a stunning Antarctic summer's day, a balmy -15C. The view outside his window is a vast expanse of white as far as the eye can see, smoothed over by an equally vast layer of pure blue.
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One thing that Nava has got me thinking about is the deep history of gesture. Gesture exists on the borderland between nature and nurture. Certain physical actions are so universal that they communicate effectively not just across human societies but across species: bared teeth, for instance. Other gestures encode more specific cultural patterns, but do so in a way that is more expansive than language.
Фото: Илья Питалев / РИА Новости
It remains unclear whether the jobs slowdown is actually due solely or even mostly to technological change.