PERT and Gantt Analysis

Estimating timelines and schedules is one of the hardest things that you will have to do as a manager or project manager. A big part of this is that you will be torn by two conflicting impulses:

  • Technical people are optimists by nature. When we think about how long it takes to do something, we imagine how long it will take if everyone leaves us alone, and if everything goes as planned. (Optimism is a wonderful thing, but it is not usually a good projection of what is going to happen.)
  • Because we don’t want to be the one who delivers something late, we dramatically overestimate how long it will take.

It is good practice ...

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