@guardian: What happened to Jason Arday is a tragedy that demands reflection, writes the Guardian's editorial team. Legitimate scrutiny became entangled with a racial argument about merit and diversity and the former Cambridge professor’s death raises questions about how society treats black success and failure. And in a polarised world it should see the media ask how proper scrutiny can widen into something more encompassing; how race affects the meaning attached to an individual’s alleged failings; and whether separate valid stories can, via social media, have an overwhelming effect. Swipe to read the full Guardian editorial. In the interest of safeguarding individual contributors, comments have been turned off on this post