How to teach writing research papers

> How long does this take? Longer than you might expect! Each sentence can take several minutes, so one paragraph can take over half an hour. The reason for limiting this to 1–2 paragraphs is to bound the time of the whole activity to 45–60 minutes. Beyond that, everyone is exhausted.

> Yes, working one paragraph at a time is slow progress. You’re better off doing this a while before a deadline rather than at the very end.

so how long does it take to finish one paper in general? how many N hours total?