Currently the most prevalent is that an expert is a person who has some skill or knowledge in some domain that is matched by only a few other people. These people are thus extraordinary in some way. Anders Ericsson, probably the best known of the researchers on expertise defines expertise as Relatively stable outstanding performance.Experts are often labeled as such. People called exceptional, superior, gifted, talented, specialist, expert, etc. tend to belong to the set of experts.
There is no doubt that there are large differences in the quality of performance of different people on different tasks or in different domains. We can think of this difference as a scale of expertise. Novices are those who do not perform very well, and we can move through different levels of expertise until we find some individuals that we might say are skilled or knowledgeable beyond that of almost everyone else in the world, or world class. What is the nature of this dimension? What are the......

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Title: What Is An Expert?
Approximate Word Count: 1565
Approximate Pages: 7 (250 words per double-spaced page)

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