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.
Community of practice of a community of practice are again redefined to a domain of knowledge, a notion of community and a practice. In many organizations, communities of practice have become an integral part of the organization structure . These communities take on knowledge stewarding tasks that were formerly covered by more formal organizational structures. In some organizations there are both formal and informal communities of practice. There is a great deal of interest within organizations to encourage, support, and sponsor communities of practice in order to benefit from shared knowledge that may lead to higher productivity . Communities of practice are now