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 high enough for graduate school (as Gladwell puts it, "college was not an... intellectually fruitful time for me"), so he decided to pursue advertising as a career. After being rejected by every advertising agency he applied to, he accepted a journalism position at "The American Spectator" and moved to Indiana. He subsequently wrote for "Insight on the News", a conservative magazine owned by Sun Myung Moon's Unification Church. In 1987, Gladwell began covering business and science for "The Washington Post", where he worked until 1996. In a personal elucidation of the 10,000-hour rule he popularized in "Outliers", Gladwell notes, "I