The Washington Post reports today on a Pew Internet study that states that Wikipedia receives around 70% of its traffic from search engines (citing Hitwise), and one in three adults consults Wikipedia—39% of men and 34% of women. The full study also notes that 50% of those consulting Wikipedia are college graduates. One hopes they take the information they find with the appropriate grain of salt.
The Washington Post also notes the role of SEO in Wikipedia’s search engine traffic:



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