Fame can do strange things to people. Some may begin to think their public platform means they have the expertise to be authoritative in subject areas with which they have little to no experience and virtually no knowledge.

Some celebrities can actually become experts in fields through work, study and experience, but others seem only to have the arrogance to disagree with actual experts in certain areas such as science and medicine.

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Perhaps it’s the isolation of an A-list Hollywood lifestyle, or maybe it’s just a symptom of being drunk with power. Either way, some celebrities seem to think they’re experts when they’re most certainly not. Even in the face of facts, they believe they’re right — which can be dangerous, since we live in a culture in which celebrities are often taken as influencers of behavior and information.

Here’s a look at three celebrities who hands-down believe they’re experts, no matter that the facts say otherwise. (go to page 2 to continue reading)[lz_pagination]