I've been murdering a few darlings this weekend.  For anyone unfamiliar with this form of -cide,  it means discarding already written passages in the interests of logic/wordcount/taste etc.    I've been cutting down on the PP bookscript, trying to get through the earlier chapters (on educational crossovers, and on pay differentials) more quickly so the overall argument stands out.    This means junking some things that I think are interesting/important. Here's an example, with some appended reflections it led me to: "We know that family background counts for a lot in a child’s chances of doing well at school and going on to university.   Now let’s look at the other side of our…