premise: Controversy and discussion erupted on internet forums on 28 February 2007, when publicity was given to Essjay, a prominent Wikipedia administrator and editor, having claimed false credentials which were published in a magazine. Internet encyclopedia Wikipedia co-founder Jimbo Wales was travelling in India, and at 06:42 on March 3 he issued a statement that further information had come to his attention and he had asked the editor to resign his positions of trust within the community. At 03:17 on March 4 Essjay announced on his user talk page that he had retired and was no longer active on Wikipedia.
hypothesis: Wikipedia was launched by Jimbo Wales.