"Is writing ever NOT collaboration? Doesn’t one collaborate with oneself, in a sense? Don’t we access different aspects of ourselves, different characters and attitudes and then, when they’ve had their say, switch hats and take a more distanced and critical view — editing and structuring our other half’s outpourings? Isn’t the end product sort of the result of two sides collaborating? Surely I’m not the only one who does this?" Something else that's been on the pile (to link) for a while now.