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.
Malcolm Gladwell keeping other more experienced employees from rising. He also points out that under this system, narcissistic personality types are more likely to climb the ladder, since they are more likely to take more credit for achievements and take less blame for failure. He states both that narcissists make the worst managers and that the system of rewarding "stars" eventually worsens a company's position. Gladwell states that the most successful long-term companies are those who reward experience above all else and require greater time for promotions. Gladwell has written five books. When asked for the process behind his writing, he said: