Mr Pfeffer starts by rubbishing the notion that the world is just that the best way to win power is to be good at your job.

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If you're a random guest at Thanksgiving, it's your job to be good at touch football.

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And follow what you love and make sure your job is to be as good at what you love as you possibly can.

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No matter how good you are at your job, how sure you may be that you've negotiated a fair compensation package, or how much you believe in your employer, if you are a woman, it is possible that you are being seriously underpaid.

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