Have you ever started a simple task — say changing a light bulb — only to find yourself tackling a list of seemingly never-ending projects — painting a room, fixing a door, cleaning the windows etc.? This is a phenomenon known as "scope creep," says Benchfly's Alan Marnett, where a defined set of tasks slowly starts to expand until it becomes an almost unmanageable project. In the lab, PIs are particularly vulnerable to scope creep.

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