Expert information. It in no way assures that the author of that site or blog is an expert. Some characteristics of the development of an expert have been found to include Mark Twain defined an expert as "an ordinary fellow from another town". Will Rogers described an expert as "A man fifty miles from home with a briefcase." Danish scientist and Nobel laureate Niels Bohr defined an expert as "A person that has made every possible mistake within his or her field." Malcolm Gladwell describes expertise as a matter of practicing the correct way for a total of around 10,000 hours.
Practice (learning method) performance; the expert feedback in combination with the accurate performance serve as the consequences that establish and maintain the new performance. In cognitive theory, excellent performance results from practising complex tasks that produce errors. Such errors provide the learner with rich feedback that results in scaffolding for future performance. Cognitive theory explains how a learner can become an expert (or someone who has mastered a domain). Learning is closely linked to practice and motivation. Sociocultural theory applied to motivation of practice suggests that motivation resides not within the individual, but within the domain of social and cultural contexts united by