Birds do it. Bees do it. Even packs of chimpanzees do it. And we do it – sometimes. Sharing knowledge is what holds a community together, whether that’s warning of predators, advertising food sources or playing a game. When humans share knowledge, we codify and formalise and put it in a curriculum. What we learn tells us who we are; if you want to know something about someone, take a look at their bookshelf.
Books can have a huge influence on society: JK Rowling’s Harry Potter series is credited with encouraging a generation of children to read for pleasure (and it’s paid off – the Harry Potter brand has been calculated as being worth $25 billion and that’s as of 2016, so this has probably gone even further north.
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