Rationalizing the extremes: introducing the citation distribution index
The distribution of citations among the scientific literature is in many respects similar to the distribution of wealth in the Western World: a handful of articles receive most of the citations, while most of the articles receive few or no citations at all. The distribution of citations is indeed highly skewed and not well represented by its average (the so-called “Bill Gates effect†in the wealth distribution analogy). In fact, when the average is computed…