Wikipedia sure made the headlines these past days. Journalist John Seigenthaler complained that his Wikipedia anonymous biography was false. The text claimed he was a suspect in the assassinations of President John F. Kennedy and his brother, Robert Kennedy. Now, Wikipedia founder Jimmy Wales says users will now be required to register before they can create articles (NPR audio file).
Do you use Wikipedia? Do your users? Is a review by global, casual readers be as valid as a professional review by field experts?