The Authors of Wikipedia's Most-Cited Source Had No Idea

Each time a volunteer editor adds a new fact to one of Wikipedia's over 44 million articles, they're required to cite where they learned it. The nonprofit Wikimedia Foundation, which oversees the encyclopedia, became interested in what kinds of sources editors rely on the most. A recent study conducted by the organization revealed something fascinating: A single academic paper, published by three Australian researchers in 2007, has been cited by Wikipedia editors over 2.