Depression vs. Book Brain

I've got a follow-up to yesterday's post about depression vs. Book Brain in writers and how to deal with the writers in your life (or yourself). One of my blog readers reminded me that, as I so often say, everyone's different, so some writers may still be productive while depressed, which means that's not always a clue to the difference between Book Brain and depression. This reader, who is a trained suicide crisis line counselor, offered these warning signs of depression:

Personal hygiene may...