You and a co-author can write an essay together, in a room, in an hour. Let's assume you each write about half of the essay, and cooperate to edit it into a coh

You and a co-author can write an essay together, in a room, in an hour. Let's assume you each write about half of the essay, and cooperate to edit it into a coherent whole. You and the other person were definitely people during this process. Is there any sense in which you believe there was a non-metaphorical third person in the room during that hour?