One nitpick on a bullet point: "The global average IQ score is rising by about 3 IQ points every decade. Kids’ brains are developing more fully thanks to impro

One nitpick on a bullet point: "The global average IQ score is rising by about 3 IQ points every decade. Kids’ brains are developing more fully thanks to improved nutrition and a cleaner environment. Pinker also credits more analytical thinking in and out of the classroom. Think about how many symbols you interpret every time you check your phone’s home screen or look at a subway map. Our world today encourages abstract thought from a young age, and it’s making us smarter." This is called the Flynn effect: https://en.wikipedia.org/wiki/Flynn_effect https://en.wikipedia.org/wiki/Flynn_effect However, it's important to note that there is no consensus on why this effect is being observed. There are multiple theories and us having to interpret symbols on smartphones is just one of the proposed ones.