Back in April of last year, we reported on this blog about a move in Sweden to introduce a gender-neutral pronoun, hen. In a really excellent article here, Jenny Zhang takes a look at the issues around the decision and the longer term background.
Why do we need a gender-neutral pronoun? How long have we been using "they" to do this job? Why does it matter? All of these are looked at and in a way that's very accessible if you're revising ENGA3 Political Correctness and Language Change issues.